Answer:
f(x)=3x+6
so since they want f(2) that means that they put the x value as 2. do you get it?
So the equation would just be f(x)=3(2)+6
f(x)=6+6
f(x)=12
if you need more help just ask :)
Does the ordered pair (0,3) satisfy the following system of equations?-4x+4y=20-3x+4y=15
We are given the following system of equations:
\(\begin{gathered} -4x+4y=20,(1) \\ -3x+4y=15,(2) \end{gathered}\)we are asked to determine if the point (0, 3) is a solution of the equation. To do that, we will replace the points x = 0 and y = 3 in each of the equations to see if they are both satisfied:
Replacing in equation (1):
\(\begin{gathered} -4(0)+4(3)=20 \\ 0+12=20 \\ 12\ne20 \end{gathered}\)Since equation (1) is not satisfied by the point this means that this is not a solution.
The following box plot shows the number of years during which 20 schools have participated in an interschool swimming meet:
A box and whisker plot is drawn using a number line from 0 to 10 with primary markings and labels at 0, 5, 10. In between two primary markings are 4 secondary markings. The box extends from 1 to 6 on the number line. There is a vertical line at 3.5. The whiskers end at 0 and 8. Above the plot is written Duration of Participation. Below the plot is written Years.
At least how many schools have participated for 6 years or more? (5 points)
a
4 schools
b
5 schools
c
10 schools
d
11 schools
Answer:
11 school is the ans pls mark me brainlist
Anitra got a student loan to pay for her college expenses this year. Find the interest on the loan if
she borrowed $2,000 at 8% for 1 year.
Answer:
I think it might be A
Step-by-step explanation:
Solve for n.
(72)4 = n8
n =
The 2 4 and 8 are squared
Step-by-step explanation:
(72)4=n8
72×4=n8
288=n8
n=288÷8
n=36
(Help Please) The relationship between the height of a tree, the distance between the location of a man and the base of the tree, and the angle of elevation are represented by the diagram below.
Answer:
22 degree represents the angle of elevation,x.
Answer:
38°solution,
\(tan \: x = \frac{ab}{bc} \\ tan \: x = \frac{11.3}{28} \\ x = {tan}^{ - 1} ( \frac{11.3}{28} ) \\ x = {tan}^{ - 1} (0.40) \\ x = 38 \: degree\)
please see the attached picture..
Hope this helps..
Good luck on your assignment..
Help again please???????
Answer:
i think C
Step-by-step explanation:
sorry if its wrong
Answer:
A
Step-by-step explanation:
A is the only option that equals 48 besides 4x12, which is not really prime factorization.
Also, 48 breaks down into 16x3, which breaks down into either \(2^{4}\) or \(4^{2}\) x 3, since 3 is already a prime number.
Can you solve this?
Solve this with a EXPLANATION to get a Brainliest!
Good luck! :D
Answer:
hope this helps
Step-by-step explanation:
Hope this helps!
Brainliest pls
Have a great day!
Differentiate 6+4x - x^2
Answer:
2x+4
Step-by-step explanation:
hope that helps
Consider the curve in R2 defined by the parametric equations x=t^2,y=−1/4t t>0. (a) Determine the points on the curve, if there are any, at which the tangent line is parallel to the line y=x. (Hint: Vectors parallel to y=x are ones whose components are equal.) (b) Determine the points on the curve at which it intersects the hyperbola xy=1.
(a) The curve defined by the parametric equations x = t^2, y = -1/4t (t > 0) represents a parabolic trajectory, the point of intersection between the curve and the hyperbola is (4∛2, -1/(4∛2)).
To find the points on the curve where the tangent line is parallel to the line y = x, we need to determine when the slope of the tangent line is equal to 1.
The slope of the tangent line is given by dy/dx. Using the chain rule, we can calculate dy/dt and dx/dt as follows:
dy/dt = d/dt(-1/4t) = -1/4
dx/dt = d/dt(\(t^2\)) = 2t
To find when the slope is equal to 1, we equate dy/dt and dx/dt:
-1/4 = 2t
t = -1/8
However, since t > 0 in this case, there are no points on the curve where the tangent line is parallel to y = x.
(b) To determine the points on the curve where it intersects the hyperbola xy = 1, we can substitute the parametric equations into the equation of the hyperbola:
\((t^2)(-1/4t) = 1 \\-1/4t^3 = 1\\t^3 = -4\\\)
Taking the cube root of both sides, we find that t = -∛4. Substituting this value back into the parametric equations, we get:
x = (-∛4)^2 = 4∛2
y = -1/(4∛2)
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Simplify this awnser ty
Answer:
8^3=512,8^2=64,8^1=8,8^0=1
Step-by-step explanation:
Materials that do not let current flow easily are called insulators. Most nonmetal materials such as plastic, wood and rubber are insulators
Answer:
and??
Step-by-step explanation:
This is a test question for underdstanding this feature
Answer:
i didn't understand what your question is
please help me answer this.
Answer:
-15
Step-by-step explanation:
two friends natasha and tricia share a sum of money in the ratio 5:3 respectively if tricia share was $126.75,calculate the total sum of money shared
Answer:
253.48
Step-by-step explanation:
Hello this is answer
Consider the nonhomogeneous differential equation y" + 4y = 3x cos(2x) Which of the following represents the correct particular solution to be taken in the method of undetermined coefficients? (a) yp(x) = A cos(2x) + B sin(2x) (b) yp(x) = = x [A cos(2x) + B sin(2x)] + C cos(2x) + D sin(2x) (c) yp(x) = x² [A cos(2x) + B sin(2x)] + x [C cos(2x) + D sin(2x)] (d) yp(x) = x² [A cos(2x) + B sin(2x)]+x [C cos(2x) + D sin(2x)] + E cos(2x)+F sin(2x)
The correct particular solution to be taken in the method of undetermined coefficients for the nonhomogeneous differential equation y" + 4y = 3x cos(2x) is (d) yp(x) = x² [A cos(2x) + B sin(2x)] + x [C cos(2x) + D sin(2x)] + E cos(2x) + F sin(2x).
In the method of undetermined coefficients, when the nonhomogeneous term contains a term that is a solution to the associated homogeneous equation (in this case, cos(2x) and sin(2x) are solutions to the homogeneous equation y" + 4y = 0), we multiply the guess for the particular solution by x. Additionally, since the nonhomogeneous term includes x², we include x² terms in the guess.
Therefore, the correct form includes terms with x², x, and constants multiplied by cos(2x) and sin(2x). The constants A, B, C, D, E, and F are determined by substituting the guess into the original differential equation and comparing coefficients.
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What is 100/200 + 300 - 700?
Answer:
-399.5
Step-by-step explanation:
You divide, add, then subtract.
Answer:
-399.5
Step-by-step explanation:
100/200 = 0.5
300 + 0.5 = 300.5
300.5 - 700 = -399.5
(actually did math properly this time)
a sock drawer has 5 black socks, 10 white socks, and 6 multicolored socks. schaid will randomly pull out 2 socks without looking in the drawer. which answer describes an event that is not possible in this context?
The event that is not possible in the context of sock drawer with 5 black socks, 10 white socks, and 6 multicolored socks is (black socks, red socks). So, option(c) is right one.
We have a sock drawer, Number of blacks socks in drawer = 5
Number of white socks in drawer = 10
Number of multicolored socks in drawer = 2
Total number of socks in drawer = 17
Now, schaid will randomly pull out 2 socks without seeing in the drawer.
We have to determine the event that is not possible in this context.
a) If selected two socks are black and white, then we have sufficient that for this event and easily determine the probability, so it is an event.
b) If selected two socks are white and multicolor then we have sufficient details that for this event and easily determine the probability, so it is an event. Similarly, in case of option (d) is also an event in same reason.
But in case of optio(c), If selected two socks are black and multicolor, we have data of black socks but no idea about number red socks in drawer. That is no data related to this, so it not possible event in context. Hence, required answer is ( black socks, red socks).
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Complete question:
a sock drawer has 5 black socks, 10 white socks, and 6 multicolored socks. schaid will randomly pull out 2 socks without looking in the drawer. which answer describes an event that is not possible in this context?
a) ( black socks , white socks)
b)(white socks, multicolour socks)
c) ( black socks, red socks)
d) ( black socks , multicolour socks)
The occurrence (black socks, red socks) is not feasible in the context of a sock drawer containing 5 black socks, 10 white socks, and 6 multi-colored socks. So, choice (c) is the best one.
What is probability?Probability is a way to gauge how likely something is to happen. Many things are difficult to forecast with absolute confidence.
We have a sock drawer, Number of blacks socks in drawer = 5
Number of white socks in drawer = 10
Number of multicolored socks in drawer = 2
Total number of socks in drawer = 17
Schaid will now take two socks out of the drawer at random.
The event that cannot occur in this situation must be identified.
a) If selected two socks are black and white, then we have sufficient that for this event and easily determine the probability, so it is an event.
b) If selected two socks are white and multicolor then we have sufficient details that for this event and easily determine the probability, so it is an event. Similarly, in case of option (d) is also an event in same reason.
But in case of option (c), If selected two socks are black and multicolor, we have data of black socks but no idea about number red socks in drawer. That is no data related to this, so it not possible event in context. Hence, required answer is ( black socks, red socks).
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Complete question:
a sock drawer has 5 black socks, 10 white socks, and 6 multicolored socks. schaid will randomly pull out 2 socks without looking in the drawer. which answer describes an event that is not possible in this context?
a) ( black socks , white socks)
b)(white socks, multicolour socks)
c) ( black socks, red socks)
d) ( black socks , multicolour socks)
If the scale on a map is 1 inch to 20 miles; what is the actual distance between two towns that are 3 inches apart on the map?
The two towns are distance 60 miles apart in the real world if they are 3 inches apart on a map with a scale of 1 inch to 20 miles.
60 miles
1 inch = 20 miles
3 inches = 20 miles x 3 = 60 miles
The scale of a map is a way of expressing the relationship between the distances on the map and the actual distances in the world. If the scale on a map is 1 inch to 20 miles then it means that 1 inch on the map represents 20 miles in the real world. If two towns are 3 inches apart on the map, then this means that the actual distance between them is 3 times the scale, or 3 x 20 miles = 60 miles.
The two towns are 60 miles apart in the real world if they are 3 inches apart on a map with a scale of 1 inch to 20 miles.
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Choose the register that most accurately represents the following transactions? I NEED HELP ASAP
Answer:
B
Step-by-step explanation:
When you subtract 65.34 from 145 you end up with 79.66. This eliminates option 3. Then you deposit your paycheck of 341.60, further discrediting option 3. Finally when you find 4 percent of 61.32 you come out with 63.77. Subtracting that from the previous balance you get 357.49. We now have to decide between B and D, the answer is B because deposit/credit (+) should come after withdrawal seeing as your paycheck is a deposit.
how would I graph a line that contains the point (6,5) and has a slope of - 2/3 ?
Answer:
y=-2/3x+9
Step-by-step explanation:
Use point-slope formula:
y-y1 = m(x-x1)
y-5=-2/3(x-6)
y-5=-2/3x+4
y=-2/3x+9
You would then proceed to graphing this equation, as it is in slope intercept form now.
HTH :)
What is the weekly wage for a person who works 20 hours at an hourly rate of $14.75
Answer:
your weekly wluld be 295
Step-by-step explanation:
all you have to do is multiply the two numbers together and that should be your answer
Which graph represents the inequality 3y - 5x≤-6?
Answer: Graph A represents the given inequality 3y−5x>−6. Option A is correct.
From the graphs, the graph is to choose which best describes the inequality 3y−5x>−6
Step-by-step explanation: hope this helps
Graph A represents the inequality 3y - 5x≤-6. Correct option is A. The inequality 3y - 5x ≤ -6 represents a linear inequality in two variables, y and x.
To graph this inequality, we can rearrange it into slope-intercept form (y = mx + b), where m is the slope, and b is the y-intercept.
Let's rearrange the given inequality:
3y - 5x ≤ -6
First, add 5x to both sides of the inequality:
3y ≤ 5x - 6
Now, divide both sides by 3 to isolate y:
y ≤ (5/3)x - 2
Now, you have the inequality in slope-intercept form:
y ≤ (5/3)x - 2
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Two points in a rectangular coordinate system have the coordinates (5.5, 2.9) and (−3.5, 4.8), where the units are centimeters. Determine the distance between these points.
Answer:
The distance between these points is approximately is 9.198 units.
Step-by-step explanation:
Let be (5.5, 2.9) and (-3.5, 4.8) the location of the points in Cartesian plane. The straight line distance between both points (\(d\)) is determined by the Pythagorean Theorem, which is described below:
\(d = \sqrt{(x_{B}-x_{A})^{2}+(y_{B}-y_{A})^{2}}\)
Where:
\(x_{A}\), \(x_{B}\) - Horizontal components of each point, dimensionless.
\(y_{A}\), \(y_{B}\) - Vertical components of each point, dimensionless.
If \(A = (5.5, 2.9)\) and \(B = (-3.5,4.8)\), the distance between these points is:
\(d = \sqrt{(-3.5-5.5)^{2}+(4.8-2.9)^{2}}\)
\(d\approx 9.198\)
The distance between these points is approximately is 9.198 units.
Someone plz help me :(
Answer:
the answer is B. 12 Miles
Step-by-step explanation:
hope this helps
simplify the expression
–4(5x)
Answer:
-20x
Step-by-step explanation:
the number outside of the parenthasis must be distributed to all numbers with in them.
ex:
-3(2x + 5) = -6x -15
Which graph represents the function
\(y = \frac{2}{3}x - 2\)
Each histogram represents a set of data with a median of 29.5. Which set of data most likely has a mean that is closest to 29.5?
A graph shows the horizontal axis numbered 9 to 48. The vertical axis is numbered 1 to 5. The graph shows an upward trend from 1 to 33 then a downward trend from 33 to 45.
A graph shows the horizontal axis numbered 15 to 48. The vertical axis is numbered 1 to 5. The graph shows an upward trend from 1 to 30 then a downward trend from 30 to 45.
A graph shows the horizontal axis numbered 12 to 56. The vertical axis is numbered 2 to 8. The graph shows an upward trend from 1 to 32 then a downward trend from 32 to 56.
A graph shows the horizontal axis numbered 15 to 54. The vertical axis is numbered 1 to 5. The graph shows an upward trend from 1 to 24, a downward trend from 24 to 27, an upward trend from 27 to 30, a downward trend from 30 to 39, an upward trend from 39 to 45, a downward trend from 45 to 48, then an upward trend from 48 to 51.
To determine which set of data most likely has a mean closest to 29.5, we need to analyze the shape and position of the histograms in relation to the value 29.5.
Looking at the histograms described:
The first histogram ranges from 9 to 48, and the upward trend starts from 1 and ends at 33, followed by a downward trend. This histogram suggests that there may be values lower than 29.5, which would bring the mean below 29.5.
The second histogram ranges from 15 to 48, with an upward trend from 1 to 30 and then a downward trend. Similar to the first histogram, it suggests the possibility of values lower than 29.5, indicating a mean below 29.5.
The third histogram ranges from 12 to 56, and the upward trend starts from 1 and ends at 32, followed by a downward trend. This histogram covers a wider range but still suggests the possibility of values below 29.5, indicating a mean below 29.5.
The fourth histogram ranges from 15 to 54 and exhibits multiple trends. While it has fluctuations, it covers a wider range and includes both upward and downward trends. This histogram suggests the possibility of values above and below 29.5, potentially resulting in a mean closer to 29.5.
Based on the descriptions, the fourth histogram, with its more varied trends and wider range, is most likely to have a mean closest to 29.5.
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10. In an exam hall, one row has 20 seats. The GSI randomly permutes 20 students into those 20 seats. (a) Students A and B are among the 20 students in the row. Find the decimal value of the expected number of students sitting between them. (b) The 20 students in the row include 7 Data Science majors. Find the expected number of Data Science majors who are not seated next to another Data Science major. You don't have to find the decimal value.
The expected number of data science majors who are not seated next to another data science major is 91/19.
(a) Students A and B are among the 20 students in the row. The probability that a student sit between A and B is the same as the probability that he/she sits to A's left. (This is the mean of the number of students sitting between A and B. So, consider A fixed at one end and B at the other end, then calculate the expected number of students between them, which is the expected mean number of students to A's left.)Since the permutation is random, the expected number of students to A's left is 9. Thus, the expected number of students between A and B is 9.Explanation:
(b) The 20 students in the row include 7 Data Science majors.T he probability that a given data science major will not be seated next to another data science major is (13/19).The expected number of such data science majors is 7(13/19) = 91/19.
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60% of ms. howard's class ordered a hot lunch from the cafeteria. if 15 students ordered a hot lunch, how many students are in ms. howard's class?
Based on the number of 60% students, the total number of students in Ms. Howard's class are 25.
Let the total number of students be x. Based on the mentioned information, we can say that 60% of total number of students ordering a hot lunch are 15. Rewriting the mentioned information as equation -
60% × x = 15
60/100 × x = 15
x = 15 × 100/60
Performing multiplication on Right Hand Side of the equation
x = 1500/60
Cancelling zero and performing division on Right Hand Side of the equation
x = 25
Therefore, there are 25 students in the class.
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HELP PLEASE ILL GIVE THE BRANLIEST THING IF U DO, PLEASEE
Answer:
The y-intercept is 5, and the slope is -3/2, y=5
Step-by-step explanation: