Answer:
Option (4)
Step-by-step explanation:
From the bar graph given in the picture,
Number of people who owned a Xbox 360 = 8
Similarly, number of people who owned Gameboy = 1
Therefore, difference in the number of people having Xbox 60 and Gameboy = 8 - 1
= 7
Option (4) is the correct option.
help me please aaaaaaaaaaaaaaaaaaaaaaa
Answer: 162
Step-by-step explanation:
What are the lateral area and surface area of the cone shown below? Round your answers to the nearest tenth. The figure is not drawn to scale.
24 ft slant height 11ft radius .
The lateral area and surface area of the cone will be 264π square feet and 385π square feet, respectively.
Given that:
Radius, r = 11 feet
Slant height, l = 24 feet
In this case, the slant height is 24 ft and the radius is 11 ft. Therefore, the lateral area is:
Lateral Area = πrl = π x 11 x 24 = 264π square feet
In this case, the radius is 11 ft. Therefore, the area of the base is:
Area of Base = π x 11² = 121π square feet
Now we can find the total surface area by adding the lateral area to the area of the base:
Surface Area = Lateral Area + Area of Base
Surface Area = 264π + 121π
Surface Area = 385π square feet
The lateral area and surface area of the cone will be 264π square feet and 385π square feet, respectively.
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Find an equation of a line with slope m=−2/5 that contains the point (10,−5). Type your answer is slope-intercept form.
The equation of a line in slope intercept form with slope (-2/3) and point (10,-5) is y = (-2/3) - 1.
What is the slope?The slope is the rate of change of y-axis with respect to x-axis.
We know that equation of a line in slope intercept form is y = mx + b.
To find the y-intercept b we will substitute the value of m and point (x,y).
∴ The equation of the line in slope intercept form with slope -2/5 and points (10,-5) is,
-5 = -(2/5)×10 + b.
-5 = -4 + b.
b = -1.
So the given equation of the line is y = (-2/3)x - 1.
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G(x)= -x^2 + 9 find: g(-4)
Answer:
G(-4) = -7
Step-by-step explanation:
G(x)= -x^2 + 9
x= -4
G(-4)= - (-4)^2 + 9
= -16 +9
= -7
What is -5 5/8+3 1/2?
Answer: -2 1/8
Step-by-step explanation:
3 1/2 = 3 4/8
5 5/8 - 3 4/8 = 2 1/8
Add the negative sign back to get -2 1/8
what is the quotient of (2x^4-3x^3–3x^2+7x-3)/(c^2-2x+1)
Answer:
\(2x^2 + x - 3\)
Step-by-step explanation:
We want to divide \(2x^4 - 3x^3 - 3x^2 + 7x - 3\) by \(x^2 - 2x + 1\)
To do the long division, divide each term by \(x^2\) and then subtract the product of the result and \(x^2 - 2x + 1\) from the remaining part of the equation.
Whatever term/value you obtain from each step of the division is a part of the quotient.
When you reach 0, you have gotten to the end of the division.
Check the steps carefully and follow them below:
Step 1:
Divide \(2x^4\) by \(x^2\). You get \(2x^2\).
Step 2
Multiply \(2x^2\) by \(x^2 - 2x + 1\) and subtract from \(2x^4 - 3x^3 - 3x^2 + 7x - 3\):
\(2x^4 - 3x^3 - 3x^2 + 7x - 3 - (2x^4 - 4x^3 + 2x^2)\) = \(x^3 - 5x^2 + 7x - 3\)
Step 3
Divide \(x^3\) by \(x^2\). You get x.
Step 4
Multiply x by \(x^2 - 2x + 1\) and subtract from \(x^3 - 5x^2 + 7x - 3\):
\(x^3 - 5x^2 + 7x - 3 - (x^3 - 2x^2 + x) = -3x^2 +6x - 3\)
Step 5
Divide \(-3x^2\) by \(x^2\). You get -3
Step 6
Multiply -3 by \(x^2 - 2x + 1\) and subtract from \(-3x^2 +6x - 3\):
\(-3x^2 +6x - 3 - (-3x^2 + 6x -3) = 0\)
From the three divisions, we got \(2x^2\), x and -3.
Therefore, the quotient is \(2x^2 + x - 3\).
If paper products accounted for 33% of the total MSW recycled in 2010 and about 7m3 of landfill space is saved for each metric ton of paper products recycled, calculate how much landfill space was saved by recycling paper products in 2010 in the United States.
Answer:
Volume of landfill space saved by recycling paper products in 2010 in the United States = 175.56 million m³ of land space
Note: The Table in the attachment below Shows The Total MSW (in Metric Tons) And Percent MSW Recycled Over Time In The United States.
Step-by-step explanation:
Step 1: Determining the amount in metric tons of paper products recycled
In the year 2010, a total of 76 million metric tons of MSW was recycled.
Recycling of paper products accounted for 33% of the total MSW recycled in 2010.
The amount of paper products recycled in millions of metric ton = 0.33 × 76 million = 25.08 million metric tons of paper products.
Step 2: Determining the volume of landfill space saved in 2010 by recycling paper products
7m³ of landfill space is saved for each metric ton of paper products.
Volume of landfill space saved by recycling paper products in 2010 in the United States = total amount of paper products recycled × 7 m³/metric ton
Volume of landfill space saved = 25.08 million metric tons × 7 m³/metric ton
Volume of landfill space saved = 175.56 million m³ of land space
Therefore, volume of landfill space saved by recycling paper products in 2010 in the United States = 175.56 million m³ of land space
Using proportions, it is found that about 21 cubic metres of landfill space was saved by recycling paper products in 2010 in the United States.
What is a proportion?A proportion is a fraction of a total amount.
In this problem, 33% of the total amount is equivalent to 7 cubic metres, hence:
0.33t = 7
t = 7/0.33
t = 21
21 cubic metres of landfill space was saved by recycling paper products in 2010 in the United States.
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NO LINKS!!! Solve each triangle. Part 1a
Answer:
13) C= 95°, a= 0.157, c= 9.86
14) C= 165°, a= 3.35, b= 1.68
15) A= 40°, a= 2, c= 3.06
16) C= 50°, a= 11.8, c= 9.19
Step-by-step explanation:
Please see the attached pictures for the full solution.
Note:
sine rule
\( \textcolor{steelblue}{\boxed{{\frac{ \sin A}{a} = \frac{ \sin B }{b} = \frac{ \sin C}{c} }}}\)
∠ sum of ∆
The sum of the angles in a triangle is 180°.
Starting at its rightmost position, it takes 1 second for the pendulum of a grandfather clock to swing a
horizontal distance of 12 inches from right to left, and 1 second for the pendulum to swing back from left to
right. Write a cosine function, d = acos(bt), to model the distance, d, of the pendulum from the center (in
inches) as a function of time t (in seconds)
a=
Answer:
Step-by-step explanation:
amplitude of oscillation a = 12 / 2 = 6 inches.
time period T = 2 s
b = angular frequency = 2π / T
= 2π / 2
= π
so putting the values in the equation
d = a cos ( b t )
d = 6 cos ( π t )
Answer:
there are two more questions and the answers are 0.5 is the least positive amount of the pendulum and 4.243=y when x=4.25
Step-by-step explanation:
Tropical dried fruit costs $1.50 per pound and regular dried fruit costs $0.90 per pound. You want to create a mixed bag of tropical dried fruit and regular dried fruit that is worth $1.30 per pound. How many pounds of tropical dried fruit do you need if you have already purchased 50 pounds of regular dried fruit?
t = total amount of lbs of Tropical dried fruit
m = total amount of lbs of mixed bag
\(\begin{array}{lcccl} &\stackrel{fruit}{lbs}&\stackrel{per~lb}{price}&\stackrel{total}{price}\\ \cline{2-4}&\\ \textit{tropical fruit}&t&1.50&1.5t\\ \textit{regular fruit}&50&0.90&45\\ \cline{2-4}&\\ \textit{mix bag}&m&1.30&1.3m \end{array}~\hfill \begin{cases} t+50=m\\ 1.5t+45=1.3m \end{cases} \\\\[-0.35em] ~\dotfill\)
\(\stackrel{\textit{substituting on the 1st equation}}{1.5t+45=1.3\stackrel{m}{(t+50)}}\implies 1.5t+45=1.3t+65\implies 0.2t+45=65 \\\\\\ 0.2t=20\implies t=\cfrac{20}{0.2}\implies \boxed{t=100}\)
bus company uses a grid to locate bus stops. The bus station is at (3, 4). The point (7, 6) represents the first bus stop. The location of each stop after that is determined using the same relationships as those between the coordinates of the bus station and the first bus stop. A coordinate plane is titled Which point represents the fourth bus stop? A. (11, 8) B. (13, 12) C. (15, 10) D. (19, 12) 7 / 7 6 of 7 Answered
Answer:
I think that's 11,8
Step-by-step explanation:
Hope its right
a number which is to be added -7/3 to get -2
6th grade math :) help me please!
Answer:
b) 7r +r +2d) 3u +1 +7yStep-by-step explanation:
Identify the variable in each term. If two or more terms have the same variable, they are "like" terms.*
1) Like terms are found in selection b. They are 7r and r.
__
2) The variables in selection d are u and y, not the same. Only unlike terms are found in selection d. (Selection b has variables x, b, x. The x-terms are like terms and can be combined.)
_____
* Strictly speaking, it is the constellation of variables you want to match. For example, terms 3xy, 4xy², and -5x²y all have variables x and y, but the powers of those variables don't match from term to term. For terms to be "like", the variables and their powers need to match.
Learning Task 3 Answer the questions that follow. Put a check mark (/) on the space provided. Copy and answer in your math notebook. 1. The units for Volume are always ______squared _____cubed 2. Volume is the amount of space an object takes up. ___True ___False Calculate for the volume of solid. 3. Chona is selling Pringle Chips to raise money for a field trip. The container has a diameter of 9 inches and a height of 32 inches. 4. A 3-tier cake with the same height of 10 in and radius of 12 in, 8 in, 5 in respectively is to be delivered to a birthday party. How much space does this cake take up? Use 3.14 for π. 5. A Styrofoam model of a volcano is in the shape of a cone. The model has a circular base with a diameter of 48 centimeters and a height of 12 centimeters. Find the volume of foam in the model to the nearest tenth. Use 3.14 for π.
3. The volume of the Pringle Chips container is approximately 2034.72 cubic inches.
4. The cake takes up approximately 7317 cubic inches of space.
5. The volume of foam in the model of the volcano is approximately 7234.08 cubic centimeters.
1. The units for Volume are always cubed.
2. Volume is the amount of space an object takes up. True.
3. To calculate the volume of the Pringle Chips container, we need to find the volume of a cylinder. The formula for the volume of a cylinder is V = πr^2h, where π is a constant (approximately 3.14), r is the radius, and h is the height. Given that the diameter is 9 inches, the radius would be half of that, which is 4.5 inches. Substituting the values into the formula, we have:
V = 3.14 * (4.5)^2 * 32
V = 3.14 * 20.25 * 32
V ≈ 2034.72 cubic inches
4. To find the volume of the 3-tier cake, we need to find the volume of each tier separately and then add them together. Since all the tiers are cylinders, we can use the formula V = πr^2h.
Tier 1:
V1 = 3.14 * (12)^2 * 10 = 4521.6 cubic inches
Tier 2:
V2 = 3.14 * (8)^2 * 10 = 2010.4 cubic inches
Tier 3:
V3 = 3.14 * (5)^2 * 10 = 785 cubic inches
Total volume:
Total V = V1 + V2 + V3
Total V = 4521.6 + 2010.4 + 785
Total V ≈ 7317 cubic inches
5. To find the volume of the Styrofoam model of the volcano, we can use the formula for the volume of a cone, V = (1/3)πr^2h. Given that the diameter is 48 centimeters, the radius would be half of that, which is 24 centimeters. Substituting the values into the formula, we have:
V = (1/3) * 3.14 * (24)^2 * 12
V = (1/3) * 3.14 * 576 * 12
V ≈ 7234.08 cubic centimeters
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Please help!! Only answer if the answer is correct though.
Answer:
f(3) = -10
g(-5) = 65
Step-by-step explanation:
Hi there!
\(f(x)=-3x-1\)
To find f(3), replace x with 3:
\(f(3)=-3(3)-1\\f(3)=-9-1\\f(3)=-10\)
\(g(x)=2x^2-3x\)
To find g(-5), replace x with -5:
\(g(-5)=2(-5)^2-3(-5)\\g(-5)=2(25)+15\\g(-5)=50+15\\g(-5)=65\)
I hope this helps!
What is the quotient and the remainder of 7 divided by 5839
Answer: 834.142857143
Step-by-step explanation: I did it on paper this is like 3rd grade math.
Please help this is due today.
I don’t need an explanation for why it’s right but please don’t just say a random answer.
Does anyone have all the answers for the algebra 4 final exam on Edge?
An equation for a LINE that can be written in standard form, slope-intercept form, or point-slope form is Linear Equation.
Why is Linear Equation Important?Linear equations are useful in research and in many daily applications.
They let scientists to define physical relationships between two variables, make predictions, compute rates, and perform conversions, among other things.
Graphing linear equations aids in identifying trends.
Linear equations are particularly useful in mathematics because they may be used to simulate any real-world phenomenon in which one variable changes at a constant pace in relation to another variable.
As a result, they are extremely valuable for modeling, forecasting, and assessing real-world applications.
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Full Question:
Although part of your question is missing, you might be referring to this full question:
an equation for a LINE that can be written in standard form, slope-intercept form, or point-slope form is ________ ?
2 3/4 of 500grams in step by step calculator
Answer:
To calculate 2 3/4 of 500 grams, follow these steps:
1. Convert the mixed number to an improper fraction:
2 3/4 = (2 x 4 + 3)/4 = 11/4
2. Multiply the improper fraction by 500:
11/4 x 500 = (11 x 500)/4 = 2,750/4
3. Simplify the fraction by dividing the numerator and denominator by their greatest common factor, which is 2:
2,750/4 = (2 x 1,375)/(2 x 2) = 1,375/2
Therefore, 2 3/4 of 500 grams is equal to 1,375/2 grams or 687.5 grams.
Step-by-step explanation:
URGENT A bakery wanted to make their muffins more uniform in size. They reworked their equipment to do so. To test the changes, they made 25 muffins then measured each one. Which of the following should they use to determine whether or not the equipment changes worked?
Select one:
a.
mean
b.
mode
c.
range
d.
interquartile range
The bakery should use the range to determine whether or not the equipment changes have worked. The correct answer is C.
To determine whether the equipment changes made by the bakery have resulted in more uniform-sized muffins, they should use the measure of variability. The most suitable measure, in this case, would be the range.
The range is calculated by finding the difference between the maximum and minimum values in a data set. In this scenario, the bakery made 25 muffins and measured each one. By finding the range of the measurements, they can assess the spread of sizes among the muffins.
Here's how they can use the range to evaluate the effectiveness of the equipment changes:
Collect the measurements of all 25 muffins.
Determine the maximum and minimum measurements.
Calculate the range by subtracting the minimum measurement from the maximum measurement.
If the range of the muffin sizes is smaller compared to the range before the equipment changes, it suggests that the modifications have resulted in more uniform-sized muffins. Conversely, if the range remains similar or larger, it indicates that the changes might not have effectively improved the uniformity of muffin sizes.
Therefore, the bakery should use the range to determine whether or not the equipment changes have worked. The correct answer is C.
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What is the median for the following set of numbers? 10, 13, 15, 12, 9, 12, 16
Answer:
12
Step-by-step explanation:
Arranging in ascending order -> 9, 10, 12, 12, 13, 15, 16
n = 7
Median = value of ((n + 1) / 2) th term
= value of (7+1) / 2 th term
= value of 4 th term
= 12
Hope it helps :)
Which function has the same range as \(f(x)= - 2\sqrt{x} =-3 + 8\\\)
Both g(x) = 5 - x² and h(x) = \(5 - e^(6-^x^)\)have the same range as f(x) = -2√(x) - 3 + 8, which is (-∞, 5].
To determine which function has the same range as f(x) = -2√(x) - 3 + 8, we need to first find the range of f(x).
The square root function √(x) takes non-negative values as input and gives non-negative outputs, so the expression -2√(x) will always be non-positive. Therefore, the range of f(x) will be all real numbers less than or equal to -3 + 8, which is 5.
In other words, the range of f(x) is (-∞, 5].
So, we need to find a function whose range is also (-∞, 5]. One possible function is g(x) = 5 - x². We can see that when x is zero, g(x) is at its maximum value of 5, and as we increase or decrease x, g(x) will decrease, eventually approaching negative infinity.
Another possible function is h(x) = 5 - e^(-x). When x is negative infinity, e^(-x) is approaching positive infinity, so h(x) is approaching 0. As we increase x, e^(-x) is approaching zero, so h(x) is approaching 5.
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Martha wanted to know if there was a connection between her coffee consumption and how well she slept that night. For weeks, Martha recorded how many cups of coffee she drank in the morning and how many hours she slept that night. 6 hours 7 hours 5 5 O cups of coffee 1 cup of coffee 6 2 What is the probability that a randomly selected day is one when she drank exactly 1 cup of coffee or is one when she slept exactly 6 hours? Simplify any fractions.
Given an event, the probability that an event occur is
\(Pr(x)=\frac{n(x)}{n(T)}\)Question 1 (1 point)
If mn = p-q which of the following is an expression for q in terms of m,n and p?
m = q - p - n
q = p - m+n
q = mn-p
q = p - mn
Question 2 (1 point)
What is the value of the c when 5c + 23 = c -1
Question 3 (1 point)
When f= 2 and g= 3 by how much does the value of 4f2−g exceed the value of 3f2 −3g?
Answer:
1. q = p - mn
2. c = -6
3. 10
Step-by-step explanation:
1.
\(mn=p-q\\\textsf{add q to both sides}\implies mn + q = p\\\textsf{subtract mn from both sides}\implies q = p-mn\)
2.
\(5c+23=c-1\\\textsf{subtract 23 from both sides}\implies5c=c-24\\\textsf{subtract c from both sides}\implies4c=-24\\\textsf{divide both sides by 4}\implies c=-6\)
3.
\(4f^2-g\\\implies 4(2)^2-3=13\\\\3f^2-3g\\\implies 3(2)^2-(3 \times3)=3\\\\13-3=10\)
Solve the following system of equations. 4x + 3y = -5
- 3x + 7y=13
Answer: 13
Step-by-step explanation:
4x+3y=-5 solve x :
4x = -3y + -5 | -3y
1x = -0.75y + -1.25 | : 4
-3x + 7y = 13 solve x :
-3x + 7y = 13 | -7y
-3x = -7y = 13 | : (-3)
Equalization Method Solution: -0.75y+-1.25=2.333y+-4.333
-0, 75y - 1,25 = 2,333y - 4, 333 solve y:
-0, 75y - 1,25 = 2,333y -4, 333 | -2,333y
-3, 083y - 1,25 = -4,333 | + 1, 25
-3. 083y = -3,088 | : (-3, 083)
y = 1
Plug y = 1 into the equation 4x + 3y = -5 :
4x + 3 · 1 | Multiply 3 with 1
4x + 3 = -5 | -3
4x = -8 | : 4
x = -2
So the solution is:
y = 1, x = -2
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interpreting Remainders: An Italian restaurant receives a shipment of 86 veal cutlets. If it takes 3 cutlets to make a dish, how many cutlets will the restaurant have left over after making as many dishes as possible?
Answer:
86/3
Step-by-step explanation:
28.6
HELP WHAT DOES THIS EVEN MEAN
Answer:
59.5
Step-by-step explanation:
He is asking for angle A
cosA = adjacent/hypotenuse
= 33/65
we'll do shift cos(33/65) = 59.48 to bring A
-5x =30
The answer options are 6,-6,25,35
Answer:
-6 or x = -6
Step-by-step explanation:
To solve -5x = 30, divide each side by -5.
-5x / -5 = x
30 / -5 = -6
x = -6
(negative times a negative = a positive)
Which expression is equivalent to -8.2 - 5−8.2−5minus, 8, point, 2, minus, 5
Answer:
ffsssbbbbbbbbbbbbbbbbbbbbbbbbbb
Step-by-step explanation:
Jose weighed himself on monday and he weighed 170 pounds. Two weeks later he weighed 165 pounds. write a linera function in the form y=mx+b to model jose's weight loss each week, where x is the number of weeks and y is joses weight. assume a constant weight loss over the two weeks.
Answer: Hello i am here to anwser your 2 part queston! <3
Step-by-step explanation:
the linear functon is Y= -2.5x+170
after 5 weeks he will have lost 157.5 lbs!!
The linear function in the form y = mx + b to model Jose's weight loss each week is → y = - 2.5x + 170.
What is linear function? What is a mathematical function, equation and expression? The linear function is given by → y = ax + bfunction : In mathematics, a function from a set X to a set Y assigns to each element of X exactly one element of Y. The set X is called the domain of the function and the set Y is called the codomain of the function.expression : A mathematical expression is made up of terms (constants and variables) separated by mathematical operators.equation : A mathematical equation is used to equate two expressions.Given is that Jose weighed himself on Monday and he weighed 170 pounds. Two weeks later he weighed 165 pounds.
The linear function is given by → y = ax + b. We can write the slope -
{a} = (165 - 170)/(2 - 0)
{a} = - 5/ 2
{a} = - 2.5
The linear function will become -
y = -2.5x + b
At [x] = 0, the value of [y] is 170.
So, the linear function can be written as -
y = - 2.5x + 170
Therefore, the linear function in the form y = mx + b to model Jose's weight loss each week is → y = - 2.5x + 170.
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