To determine the expression that represents the volume of the prism, we need to consider the dimensions given for the prism.
Unfortunately, the dimensions of the prism are not explicitly provided in the question, so it is difficult to determine the correct expression with certainty. However, I will explain how to calculate the volume of a prism based on the given expressions.
In general, the volume of a rectangular prism can be calculated by multiplying the length, width, and height of the prism. The volume formula for a rectangular prism is V = length × width × height.
Let's analyze the given expressions one by one:
10 × 4 units³: This expression represents the product of two values, which could potentially represent the length and width of the prism. However, since we are looking for the volume, we need to multiply the length, width, and height together, not just two of the dimensions.
7 × 7 units³: This expression represents the product of two identical values, which could potentially represent the length and width of the prism. However, again, we need to multiply all three dimensions together to calculate the volume.
3 × 11 units³: This expression represents the product of two values, which could potentially represent the length and width of the prism. However, we still need the height dimension to calculate the volume.
21 × 4 units³: This expression represents the product of two values, which could potentially represent the length and width of the prism. Again, we are missing the height dimension.
Based on the information provided, none of the given expressions represent the volume of the prism accurately, as they only include two out of the three necessary dimensions. Without the complete dimensions of the prism, we cannot determine the correct expression for the volume.
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a die is rolled 36 times and the number of even numbers is counted. convert the above box for rolling a die to a 0-1 box for counting only the even numbers. (assume you still have 6 tickets in the box.) how many 0's? 3 how many 1's?
The range from 1-6 has 3 even numbers and 3 odd numbers.
Define range.The difference between a collection of numbers' highest and lowest values is known as the range. Subtract the distribution's lowest number from its greatest number to determine it. Range is a statistical measure of dispersion in mathematics, or how widely spaced a given data collection is from smallest to largest. The range in a piece of data is the distinction between the highest and lowest value. You must collect your data, sort it from least to greatest, and then subtract the smallest value from the largest value to get the range in a set of integers. A variety of positive and negative numbers are available.
Given,
A die is rolled 36 times and the number of even numbers is counted.
1) The range from 1-6 has 3 even numbers and 3 odd numbers.
2) Each time the die is rolled, there are 36 draws.
3) 0-1 box average = 0.5
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15.
Marco is making blueberry muffins. The ratio between flour and blueberries for the recipe being used is shown in the table below.
Cups of Cups of
Flour Blueberries
1-2
24
A.Ocup
2
8
How many cups of blueberries will Marco need if he has 2 cups of flour to use?
B.
cup
D
1
2
3
4
1
c. 11 cups
6 cups
The magic ratio for muffins in 2:2:1:1.
What is the appropriate liquid-to-flour ratio while baking muffins?The magic muffin ratio is 2:2:1:1. This equates to 2 parts flour, 2 parts liquid, 1 part fat, and 1 part eggs. The most crucial aspect is to remember to utilize the same unit of weight for each component!
Rinse frozen blueberries many times in cold water until the water turns lighter in color to prevent your batter and baked items from developing a purple-blue tint. Then, blot them dry with a paper towel and gently fold them into the batter. The goal of this procedure is to maintain fast breads light and delicate by limiting the quantity of gluten produced during the mixing process. To do this, the dry components are mixed in a one bowl, the wet ingredients are combined in a separate bowl, and then the two mixtures are combined together.
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HELP ASAP
Find the equation of the line:
Answer:
y=-3.5
Step-by-step explanation
Answer:
y = -3.5
Step-by-step explanation:
This is a horizontal line ( the y value does not change)
Horizontal lines are of the form
y= constant
y = -3.5
Sam runs 6 miles in 45 minutes. At the same rate, how many minutes would he take to run 4 miles?
Answer:
It would be 30 mph
Step-by-step explanation:
45/6=7.5
7.5*4=30
Answer:
30 minutes
Step-by-step explanation:
Each mile takes him 7 minutes 30 seconds. So you will do 7.5 x 4 to get 30 minutes
Determine the equation of the line that passes through (-8,9) and (2,-6)
Express you answer as a fraction in lowest terms.
The equation of the line that passes through the points (-8, 9) and (2, -6) is y = (-3 / 2)x - 3.Given two points (-8, 9) and (2, -6). We are supposed to find the equation of the line that passes through these two points.
We can find the equation of a line that passes through two given points, using the slope-intercept form of the equation of a line. The slope-intercept form of the equation of a line is given by, y = mx + b,Where m is the slope of the line and b is the y-intercept.To find the slope of the line passing through the given points, we can use the slope formula: m = (y2 - y1) / (x2 - x1).Here, x1 = -8, y1 = 9, x2 = 2 and y2 = -6.
Hence, we can substitute these values to find the slope.m = (-6 - 9) / (2 - (-8))m = (-6 - 9) / (2 + 8)m = -15 / 10m = -3 / 2Hence, the slope of the line passing through the points (-8, 9) and (2, -6) is -3 / 2.
Now, using the point-slope form of the equation of a line, we can find the equation of the line that passes through the point (-8, 9) and has a slope of -3 / 2.
The point-slope form of the equation of a line is given by,y - y1 = m(x - x1)Here, x1 = -8, y1 = 9 and m = -3 / 2.
Hence, we can substitute these values to find the equation of the line.y - 9 = (-3 / 2)(x - (-8))y - 9 = (-3 / 2)(x + 8)y - 9 = (-3 / 2)x - 12y = (-3 / 2)x - 12 + 9y = (-3 / 2)x - 3.
Therefore, the equation of the line that passes through the points (-8, 9) and (2, -6) is y = (-3 / 2)x - 3. Thus, the answer is (-3/2)x - 3.
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according to the rational root theorem, which of the following are possible roots of the polynomial function below
The possible roots of the given polynomial function are 5, -2 and -1/2 which are obtained by using the Rational Root Theorem.
To determine the possible rational roots of the polynomial function F(x) = 4\(x^3\) - 6\(x^2\) + 9x + 10, we can apply the Rational Root Theorem. The possible rational roots are all the factors of the constant term (10) divided by all the factors of the leading coefficient (4).
For the given polynomial function F(x) = 4\(x^3\) - 6\(x^2\) + 9x + 10, the constant term is 10 and the leading coefficient is 4.
The factors of 10 are ±1, ±2, ±5, and ±10. The factors of 4 are ±1 and ±2.
Therefore, the possible rational roots of the polynomial function are all the combinations of the factors of 10 divided by the factors of 4. These include ±1/1, ±2/1, ±5/1, ±10/1, ±1/2, ±2/2, ±5/2, and ±10/2.
Simplifying these fractions, we find that the possible rational roots of the polynomial function are ±1, ±2, ±5, ±10, ±1/2, ±5/2, and ±10/2.
Hence, these are the possible rational roots of the given polynomial function.
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The complete question is:
According to the rational root theorem, which of the following are possible roots of the polynomial function below?
F(x) = 4\(x^3\) - 6\(x^2\) + 9x + 10
A. 6
B. 5
C. -1/2
D. 5/4
E. 1/3
F. -2
Reflect (-4, -7) across the x axis. Then reflect the results across the x axis again. What are the coordinates of the final point?
The final point after reflecting (-4, -7) twice across the x-axis is (-4, 7).To reflect a point across the x-axis, we change the sign of its y-coordinate while keeping the x-coordinate the same.
Given the initial point (-4, -7), let's perform the first reflection across the x-axis. By changing the sign of the y-coordinate, we get (-4, 7). Now, to perform the second reflection across the x-axis, we once again change the sign of the y-coordinate. In this case, the y-coordinate of the previously reflected point (-4, 7) is already positive, so changing its sign results in (-4, -7). Therefore, after reflecting the point (-4, -7) across the x-axis twice, the final point is (-4, 7). The reflection process can be visualized as flipping the point across the x-axis. Initially, the point (-4, -7) lies below the x-axis. The first reflection across the x-axis brings it to the upper side of the x-axis, resulting in (-4, 7). The second reflection flips it back down below the x-axis, yielding the final point (-4, -7).It's worth noting that reflecting a point across the x-axis twice essentially cancels out the reflections, resulting in the point returning to its original position. In this case, the original point (-4, -7) and the final point (-4, -7) have the same coordinates, indicating that the double reflection has brought the point back to its starting location.
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without doing any calculations, is -3 over 4 to the thirteenth power negative or positive? explain you reasoning.
Damek has five number cards lying on the table. There are two number cards with digit 1, two number cards with digit 2 and one number card with 0. How many different three-digit numbers can Damek form? (Number cannot being with 0).
(P.S. Is there a way to find the answer without listing all the possibilities?)
Damek can form 14 three-digit numbers from the given situation. Hence, only 14 possibilities.
There are five number cards on the table.
2- digit 1 card
1- digit 0 card
2- digit 2 card
There is a possibility of putting 1 or 2 in the hundredth place.
If 1 is put in the hundredth place then there are 3 possibilities for tenth place 1,0,2
If 1 is put there then there is a possibility of 2 numbers 0,2 in ones place
If 2 is put then there is a possibility of 3 numbers 0,1,2 in ones place
If 0 is put then there is a possibility of 2 numbers 1,2 in ones place.
So, there are 7=(2+3+2) possibilities that the hundredth place is filled by 1.
Similarly, there will be 7 possibilities that the hundredth place is filled by 2.
Hence, there are 14 possibilities as required by the problem.
So, the possibilities of 3-digit numbers are (given the number cannot start with 0) 14.
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Write 52/11 decimal. If necessary, use a bar to indicate which digit or group of digits repeats.
4.727273
Step-by-step explanation:
the carrying capacity for a population of elk is 52. there are currently 33 elk in the population. the intrinsic growth rate of elk is 0.2 per year. how many elk will be in the herd one year from now? round to a whole number, up or down (we will accept either)
There will be 38 elk in the herd one year from now, rounded to a whole number.
To solve the given problem, we must use the formula for exponential growth or decay.
We'll use the following formula:
N = N0ert
Where,N is the final population;
N0 is the initial population;
r is the intrinsic growth rate;
e is the base of the natural logarithm; and
t is the time (in years).
According to the problem, the carrying capacity for a population of elk is 52, and there are currently 33 elk in the population.
The intrinsic growth rate of elk is 0.2 per year. We need to find out how many elk will be in the herd one year from now, rounded to a whole number.
Using the formula above, we can write:
N = 33e0.2 × 1= 37.98 ≈ 38
Therefore, there will be 38 elk in the herd one year from now, rounded to a whole number. Answer: 38.
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4. construct a geometric figure that illustrates why a line in lr2 not through the origin is not closed under vector addition.
In LR2 (two-dimensional Euclidean space), a line passing through the origin is closed under vector addition, meaning that if you take any two vectors on that line, their sum will also lie on the same line.
However, a line not passing through the origin is not closed under vector addition.
To illustrate this, let's consider a line L in LR2 that does not pass through the origin. We can represent this line as a straight line segment starting from a point A and ending at a point B. The line segment AB represents the line L.
Now, consider two vectors represented by two line segments starting from the origin O and ending at points C and D, respectively. These vectors can be represented as OC and OD. Since the line L does not pass through the origin, OC and OD will not lie on line L.
If we try to add these two vectors, we construct the parallelogram OBCD, where BC represents the vector addition OC + OD. Since OC and OD do not lie on line L, their sum BC will also not lie on line L. This violates the closure property, where the sum of two vectors on a line should also be on the same line.
the geometric figure, in this case, would consist of a line L not passing through the origin, two vectors OC and OD not lying on line L, and the resulting vector BC (sum of OC and OD) not lying on line L. This figure demonstrates that a line in LR2 not passing through the origin is not closed under vector addition.
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How do you solve question 8 of geometry worksheet? (Grade 8th)
PLEASE HELP!! what is the equation of a line that is perpendicular to y = 2x + 4 and passes through the point (4, 6)?
Answer:
The answer is B)
\(y = - \frac{1}{2}x + 8\)
Answer:
B. y = -\(\frac{1}{2}\)x + 8
Step-by-step explanation:
The line is perpendicular to line whose equation is:
y = 2x + 4 and;
passes through point (4,6) .
The product slopes of two perpendicular lines is -1.
The slope of the line whose equation is y = 2x + 4 is; 2
Let the slope of the perpendicular line (l2) be \(m_{l2}\)
\(m_{l2} * 2 = -1\)
\(m_{l2}\) = \(-\frac{1}{2}\)
Taking another point xy on line l2;
\(\frac{y - 6}{x - 4} = -\frac{1}{2}\)
Cross multiplying this gives;
y = -\(\frac{1}{2}\)x + 8 which is the equation of the perpendicular line!
if a and b are independent events with p(a) = 0.65 and p(a ∩ b) = 0.26, then, p(b) =
The chance of the event B is 0.4 when using the probability for the two independent two event formula.
In the given question, if a and b are independent events with p(a) = 0.65 and p(a ∩ b) = 0.26, then we have to find the value of p(b).
Events classified as independent do not depend on other events for their occurrence.
Event A's likelihood of happening is P(A)=0.65.
The likelihood of the two events A and B intersecting is P(A∩B)=0.26.
Given that the likelihood of the two independent events is:
P(A∩B) = P(A)⋅P(B)
Then the probability of the event B will be,
P(B) = P(A)/P(A∩B)
P(B) = 0.65/0.26
P(B) =0.4
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A term is a constant, a variable, or a ___ of numbers and variables.
A term is a constant, a variable, or a product of numbers and variables.
What is variable?A symbol (typically a letter) used in algebra to represent an unknowable numerical value in an equation or algebraic expression. A variable can be defined as a quantity that is changeable and not fixed. A variable in mathematics is an alphabet or term that stands in for an unknowable quantity, unknowable value, or unknowable number. Particularly in the case of algebraic expressions or algebra, the variables are used. As an illustration, the linear equation x+9=4 has the variables x and 9 as constants.
Here,
A term can be a number, a constant, a variable, or the product of a number and a variable.
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A poker hand coniting of 4 card i dealt from a tandard deck of 52 card. Find the probability that the hand contain exactly 2 face card
According to the given statement the probability that the hand contain exactly 2 face card is \(\frac{1}{221}\).
Simple probability: What is it?Calculating a result or perhaps the probability that an event would ever occur is known as simple probability. Probability statistics are used by insurance firms to calculate the probability that they'll have to give out a claimed. By dividing one possible outcome by all other possible possibilities, one may determine a basic probability.
Briefing:A regular 52-card deck is used to deal a poker hand, which consists of 4 cards.
The total number of cards in a deck 52
Number of faces cards in a deck = 2
Number of cards not face cards = 50
The total number of combinations of drawing 4 cards out of 52 cards = \(={ }^{52} C_4\)
Now , the combination of 4 cards such that exactly 2 of them are face cards = \({ }^{2} C_2 \times{ }^{50} C_2\)
That probability that perhaps the collection will comprise exactly six face cards is as follows:
= \(\frac{{ }^{2} C_2 \times{ }^{50} C_2}{{ }^{52} C_4}\)
\(=\frac{\frac{2 !}{2 ! 0 !} \times \frac{50 !}{2 ! 48 !}}{\frac{52 !}{4 ! \times 48 !}}\)
=\(\frac{1}{221}\)
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100 POINTS ASAP
Jerry plans to begin saving money for a trip by putting $1 in a savings account the first month and then adding enough to double the amount in the account each following month.
a. After he finishes contributing to the account, he will withdraw $500 to make a down payment on the trip. Create a function to show how much money will be in the account if he finishes contributing to the account after t months.
Type your response here:
A=2*(t-1)-500
b. Jerry plans to keep up this saving pattern until he can no longer afford it. At that time, he hopes to have enough in his account for his trip. How much will be in the account, after making the down payment, if the most he will be able to contribute in a month is $1,200?
Type your response here:
At 12 months he has
s12 = 2^11 = 2048, 1024 in account and 1024 that he deposits
What left in the account is 2048 - 500 = 1548
c. Jerry’s friend Brandon is planning to start saving for a trip at the same time as Jerry. The graph shows the balance in Brandon’s account over the first few months of saving. Whose account will have the greatest balance after the first five months of savings, Brandon’s or Jerry’s?
Type your response here:
I think that jerry’s will have more after 5 months.
d. How long will it take for the person with the smaller account balance after five months to have the greater balance?
Type your response here:
e. Brandon will also need to withdraw $500 to make a down payment on the trip. How much will be in Brandon’s account, after making the down payment, if he contributes for the same amount of time as Jerry? (Review your calculation in part b to determine how long Jerry continued his savings plan.)
Type your response here:
1048
Task 2: Driving
Jerry is driving to his vacation destination. He decided to keep track of the distance to his destination after different amounts of times spent driving. He created a table from the data he collected.
Hours Spent Driving 1 5 6 9
Miles to Destination 1,259 999 934 739
a. Assuming that the pattern is the same for Jerry’s entire drive to his destination, create a function to represent the distance remaining to his destination based on the number of hours, h, he has driven.
Type your response here:
f(h) = -65h+ 1,324.
b. What is the domain of this function in the context of the problem? Explain.
Type your response here:
c. What is the range of this function in the context of the problem? Explain.
Type your response here:
d. When Jerry recorded the last entry in the table (9 hours driven, 739 miles to go), how much longer did he need to drive to arrive at his destination?
Type your response here:
Jerry needed to drive for approximately 20.37 hours more to arrive at his destination
Find out how much jerry needed to drive?a. The function that represents the distance remaining to Jerry's destination based on the number of hours he has driven is:
f(h) = -65h + 1324
b. The domain of this function is all real numbers greater than or equal to zero, since Jerry cannot drive for a negative amount of time and can potentially drive any positive amount of time.
c. The range of this function is all real numbers less than or equal to 1324, since Jerry cannot drive more miles than the total distance to his destination (which is 1324 miles).
d. To determine how much longer Jerry needed to drive to arrive at his destination, we can set the distance remaining to zero and solve for h:
0 = -65h + 1324
65h = 1324
h ≈ 20.37
Therefore, Jerry needed to drive for approximately 20.37 hours more to arrive at his destination.
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If f(x) =3^x, what is the value of (-2)
please help me with this ixl it would be much appreciated
Answer:
q=2,6
r=8,6
s=8,10
t=2,10
Answer:
Q= (-2, -6)
R= (-8, -6)
S= (-8, -10)
T= (-2, -10)
Step-by-step explanation:
Since the rotation is 180 degrees, change all of the numbers to the opposites/negatives.
Then, since the rotation is counterclockwise, switch all of the x and y values.
I hope this helps!
pls ❤ and mark brainiest pls!
Is the following a property that holds for all non-decreasing positive functions f and g? (True=Yes/ False=No)
If f(n) = O(n2) and g(n) = Theta(n2), then f(n) = O(g(n)).
The answer to the question is True. This can be answered by the concept of Trigonometry.
First, let's recall the definitions of the asymptotic notations used in the question
f(n) = O(n²) means that there exists a positive constant c and a positive integer N such that f(n) <= c × n² for all n >= N.
g(n) = Theta(n²) means that there exist positive constants c1, c2, and a positive integer N such that c1 × n² <= g(n) <= c2 × n² for all n >= N.
Now, since f and g are non-decreasing positive functions, we can assume without loss of generality that N > 0 and c1 > 0. Then, for all n >= N, we have:
f(n) <= c × n² (by the definition of O notation)
c1 × n² <= g(n) <= c2 × n² (by the definition of Theta notation)
Multiplying the first inequality by c1, we get:
c1 × f(n) <= c × c1 × n²
Since c1 and n^2 are positive, we can divide both sides by n² to obtain:
c1 × (f(n) / n²) <= c × c1
Now, let's define a new function h(n) = f(n) / n². Since f(n) and n² are both non-decreasing positive functions, h(n) is also non-decreasing and positive. Moreover, for all n >= N, we have:
h(n) <= (c × c1) / c1 = c
Therefore, we have shown that there exists a positive constant c and a positive integer N such that h(n) <= c for all n >= N. This means that h(n) = O(1).
Using this result, we can conclude that:
f(n) = h(n) × n² = O(1) × n² = O(n²)
Therefore, we have:
f(n) = O(n²) and g(n) = Theta(n²) => f(n) = O(g(n))
Therefore, the answer to the question is True.
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Use Theorem 7.4.1. THEOREM 7.4.1 Derivatives of Transforms If F(s) = L{f(t)} and n = 1, 2, 3, . then L{t^f(t)} = (−1)n d dn _F(s). dsn Evaluate the given Laplace transform. (Write your answer as a function of s.) L{te²t sin(7t)}
The Laplace transform of te²t sin(7t) is given by: L\{te^{2t}sin(7t)\} = -\frac{49(s-4)e^{2s} + 7(s-2)e^{2s} + 14e^{2s}}{[(s-2)^2 + 49]^2}
The Laplace transform of te²t sin(7t) is given by: L\{te^{2t}sin(7t)\} = -\frac{d}{ds} L\{e^{2t}sin(7t)\}
The first step is to determine the Laplace transform of e²t sin(7t).
We can use the product rule to simplify it. $$\frac{d}{dt}(e^{2t}sin(7t)) = e^{2t}sin(7t) + 7e^{2t}cos(7t)
Taking the Laplace transform of both sides, we get: L\{\frac{d}{dt}(e^{2t}sin(7t))\} = L\{e^{2t}sin(7t)\} + L\{7e^{2t}cos(7t)\} sL\{e^{2t}sin(7t)\} - e^0sin(7(0)) = L\{e^{2t}sin(7t)\} + \frac{7}{s-2}
Now solving for L\{e^{2t}sin(7t)\}: L\{e^{2t}sin(7t)\} = \frac{s-2}{(s-2)^2 + 49}
Substituting into the initial formula: L\{te^{2t}sin(7t)\} = -\frac{d}{ds}\Big(\frac{s-2}{(s-2)^2 + 49}\Big)
L\{te^{2t}sin(7t)\} = -\frac{49(s-4)e^{2s} + 7(s-2)e^{2s} + 14e^{2s}}{[(s-2)^2 + 49]^2}
Therefore, the Laplace transform of te²t sin(7t) is given by:$$L\{te^{2t}sin(7t)\} = -\frac{49(s-4)e^{2s} + 7(s-2)e^{2s} + 14e^{2s}}{[(s-2)^2 + 49]^2}
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The Merrick Oaks School District offers
their employees the following annual
pension benefit.
c) Martha has been a principal in the
district for the last 18 years. The
average of her last three annual salaries
is $100,000. Determine Martha's
monthly pension if she retires after 18
years.
Answer:
To determine Martha's monthly pension, we need to use the formula provided by the Merrick Oaks School District for calculating the annual pension benefit:
Annual Pension Benefit = (Years of Service x Average of Last Three Annual Salaries) / 55
where 55 is the "pension factor" used by the district.
Using this formula, we can calculate Martha's annual pension benefit as follows:
Annual Pension Benefit = (18 x $100,000) / 55
Annual Pension Benefit = $32,727.27
Therefore, Martha's annual pension benefit is $32,727.27.
To calculate her monthly pension, we simply divide the annual pension benefit by 12:
Monthly Pension Benefit = $32,727.27 / 12
Monthly Pension Benefit ≈ $2,727.27
Therefore, Martha's monthly pension benefit would be approximately $2,727.27 if she retires after 18 years of service.
Step-by-step explanation:
the angle of a quadrilateral are in the ratio 1 : 2 :3 :4 if the sum of the angles of a quadrilateral is 360 degree find the measure of each angle
Answer:
Step-by-step explanation:
Let the angles of quadrilateral be
x, 2x, 3x , 4x
sum of all angles of quadrilateral = 360°
x + 2x + 3x + 4x = 360°
10x = 360°
x = 360/10 = 36°
Ans. the four angles are :-
x = 36°
2x = 2 × 36 = 72°
3x = 3 × 36 = 108°
4x = 4 × 36 = 144°
Answer:
Step-by-step explanation:
Let the angles of quadrilateral be
x, 2x, 3x , 4x
sum of all angles of quadrilateral = 360°
x + 2x + 3x + 4x = 360°
10x = 360°
x = 360/10 = 36°
Ans. the four angles are :-
x = 36°
2x = 2 × 36 = 72°
3x = 3 × 36 = 108°
4x = 4 × 36 = 144°
7. -5a + 7 = -38
Please show your work
Answer:
\(\boxed{\tt a=9}\)
Step-by-step explanation:
We are given the equation:
\(-5a+7= -38\)
We want to solve for a, so we must isolate a on one side of the equation.
7 is being added to -5a. The inverse of addition is subtraction. Subtract 7 from both sides of the equation.
\(-5a+7-7=-38-7\)
\(-5a=-38-7\)
\(-5a=-45\)
a is being multiplied by -5. The inverse of multiplication is division. Divide both sides of the equation by -5.
\(\frac{-5a}{-5} =\frac{-45}{-5}\)
\(a=\frac{-45}{-5}\)
\(a=9\)
Let's check our solution. Plug 9 in for a.
\(-5a+7=-38\)
\(-5(9)+7=-38\)
\(-45+7=-38\)
\(-38=-38\)
This checks out, so we know our solution a=9 is correct.
-5a +7 =-38
-5a +7 (-7) = -38 (-7)
-5a= -45
-5a (÷-5)= -45 (÷-5)
a= 9
Find an expression equivalent to the one shown below. (3⁴)5 ÷ 3⁵ OA. 3¹⁵ OB. 3⁴ OC. 3²⁵ OD. 12
Hey there!
(3^4)^(5) ÷ 3^5
3^4(5)
= 3^20
= 3,486,784,401
3^5
= 3 * 3 * 3 * 3 * 3
= 9 * 9 * 3
= 81 * 3
= 243
= 3,486,784,401 ÷ 243
= 14,348,907
SIMPLIFY IT!
= 14,348,907
≈ 3^15
Therefore, your answer is: 3^15
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)
Explanation:
Let's review three examples of product of exponent rule and dividing of exponent rule before solving the problem.
(a²)³ = a²⁽³⁾ = a⁶{[(b³)⁵}⁷] = b³⁽⁵⁾⁽⁷⁾ = b¹⁰⁵(a²) ÷ a = a²⁻¹ = aLooking at these examples, we can tell that we can multiply exponents and subtract exponents. These rules are applied in this question. Now, let's solve the question to obtain our answer.
Solution:
(3⁴)⁵ ÷ 3⁵=> 3⁴⁽⁵⁾ ÷ 3⁵=> 3²⁰ ÷ 3⁵=> 3²⁰⁻⁵=> 3¹⁵Final Answer:
3¹⁵ or Option AUse the drawing tool(s) to form the correct answer on the provided number line.
A rectangle with a width of 30 cm has a perimeter from 100 cm to 160 cm. Graph a compound inequality that shows the possible lengths of the
rectangle.
Drawing Tools
Select
Point
Open Point
Line Segment
Ray
O
Click on a tool to begin drawing.
0
11
10
20
Reset
30
x
Next
Delete Undo
40
50 60
Length (cm)
70
-8
90 100
Reset
The possible length of rectangle can be represented by linear inequality 20 ≤ x ≤ 50.
What are linear inequalities?
Linear inequalities are mathematical statements that compare two algebraic expressions using inequality symbols such as "<" (less than), ">" (greater than), "<=" (less than or equal to), or ">=" (greater than or equal to). A linear inequality can be represented graphically as a shaded region on a coordinate plane.
A linear inequality typically involves a variable, usually represented by a letter such as "x" or "y", and constants, which are numbers. The variable is usually on one side of the inequality symbol, and the constants are on the other side.
Now,
Let's use the formula for the perimeter of a rectangle, which is given by:
Perimeter = 2(length + width)
We know that the width of the rectangle is 30 cm, so we can substitute that into the formula:
Perimeter = 2(length + 30)
We also know that the perimeter is between 100 cm and 160 cm, so
100 ≤ 2(length + 30) ≤ 160
To solve for the possible lengths of the rectangle,
50 ≤ length + 30 ≤ 80
20 ≤ length ≤ 50
20 ≤ x ≤ 50, where x=length.
Therefore, the possible lengths of the rectangle are between 20 cm and 50 cm.
To know more about linear inequalities visit the link
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What is 3/17 of 221 ?
Answer:
39
Step-by-step explanation:
3/17 of 221
= 3/17 x 221
= 663/17
=39
Which equation can be used to solve for b?
Triangle A B C is shown. Angle B C A is a right angle and angle C A B is 30 degrees. The length of side B C is 5 centimeters, the length of B A is 10 centimeters, and the length of C A is b.
tan(30o) = StartFraction 5 Over b EndFraction
tan(30o) = StartFraction b Over 5 EndFraction
tan(30o) = StartFraction 10 Over b EndFraction
tan(30o) =
The equation can be used to solve for b is b = 5 / tan30°
What is an equation?An equation is a mathematical statement that shows that two mathematical expressions are equal.
Given that, a triangle, ∠ BCA = 90°, ∠ CAB = 30°, we need to find the equation for AC,
The equation for AC(b) =
tan30° = 5/b
b = 5 / tan30°
Hence, the equation can be used to solve for b is b = 5 / tan30°
Learn more about equation, click;
https://brainly.com/question/29657992
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A math teacher keeps her wall-sized graph paper in a box shaped like a triangular prism. The triangular face of the prism has a base of 21 cm and a height of 16 cm. The length of the entire box is 130 cm.
Which of the following is the volume of the box?
.
43,680 cm3
B.
21,840 cm3
C.
4,368 cm3
D.
19,340 cm3