Answer:
B.3/2
Step-by-step explanation:
2. Rounded to one decimal place, how many cubic feet of dirt will it take to fill a cylin-
drical space 2 yards in diameter and 3 yards deep?
a. 6 cu. ft.
b. 28.3 cu. ft.
c. 162 cu. ft.
d. 254.5 cu. ft.
The volume of the cylindrical space is 254.3ft³
What is the volume of a cylinder?A cylinder is a three-dimensional solid that holds two parallel bases joined by a curved surface, at a fixed distance.
The volume of a cylinder is expressed as ;
V = πr²h
a yard = 3feet
2 yards = 2× 3 = 6feet
3 yards = 3× 3 = 9feet
V = πr²h
r = d/2 = 6/2 = 3 feet
V = 3.14 × 3² × 9
V = 254.3 ft³( one d.p)
Therefore, the volume of the cylindrical space is 254.3 ft³
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f(x) = x^2 What is g(x)?
check the template in the picture below.
so the graph of f(x) is simply expanded horizontally, meaning the value A*B changed to something less than 1.
\(\begin{array}{|l|cc|ll} \cline{1-3} &x&y\\ \cline{2-3} f(x)=x^2&2&4\\[1em] g(x)=\frac{1}{2}x^2&2&2\\ \cline{1-3} \end{array}\)
This diagram represents a function named h. Which of the choices also represents the function, h?
Answer:
if this is on Imagine Math then its the first answer
Step-by-step explanation: got it right!
The correct choices to represents the function, h is shown in figure.
⇒ h (x) = 4x - 2
What is Equation of line?The equation of line in point-slope form passing through the points
(x₁ , y₁) and (x₂, y₂) with slope m is defined as;
⇒ y - y₁ = m (x - x₁)
Where, m = (y₂ - y₁) / (x₂ - x₁)
Given that;
This diagram represents a function named h.
Now, We have;
The correct equation to represent the equation is,
h (x) = x × 4 + 9- 2)
h (x) = 4x - 2
Hence, We can draw the equation of line and find that the correct choices to represents the function, h
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Solve for x: −3x + 3 < 6
x > −1
x < −1
x < −3
x > −3
Answer:
set (0,1)
Step-by-step explanation:
-3x+3<6
6-3>-3x
3>3x
x>1
s.s (0,1)
Answer:
−3x + 3 < 6
= x > −1
Step-by-step explanation:
divide both sides by factors that do not contain the variable
Brainliest?
a rectangular field has a length of 485 meters and a width of 155 meters how much would it cost to fence the field at £14 a meter
Answer:
£17920
Step-by-step explanation:
total length of the field = 2(155+485) = 1280m
cost = 1280 * 14 = 17920
find the sum of the reciprocal of two consecutive integers if the smeller integer is x + 2
Answer:
x+2
=1x+2
=3x.
it's soo easy.
In the expression 30+40+70, Jillian added 30 and 40 and then 70, while Samuel added 30 and 70 and then 40. Who is correct? Explain your reasoning
As per the mathematical operation both Jillian and Samuel are correct.
Given expression = 30+40+70,
The methodology by Jillian = added 30 and 40 and then 70
The methodology by Samuel = added 30 and 70 and then 40.
Determining the result of the given equation:
30 + 40 + 70
= 140
Reviewing the operations of both Jillian and Samuel
Jillian
He added 30 and 40 and then 70:
30 + 40 = 70
70 + 70 = 140
Samuel
He added 30 and 70 and then 40
30 + 70 = 100
100 + 40 = 140
The result of both mathematical operations is 140. Thus, it can be stated that both are correct.
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If a penceil has 25 grams and a apple has 75 grams more then the penceil how many grams is the apple
Answer:
The answer is 100
Step-by-step explanation:
It's 100 because it's saying that the apples is 75 more grams than the pencil. So we do 25 grams plus 75 grams which gets us 100. If your wondering where I got the 25 from it's from the amount of the pencil.
i need help pls, asap pls !!
Answer:
B
Step-by-step explanation:
If g(1)=−2,g(5)=−2, and ∫15g(x)dx=−10, evaluate the integral ∫15xg′(x)dx Answer:
To evaluate the integral ∫[1, 5] xg'(x) dx, we can use the Fundamental Theorem of Calculus.
Given that g(1) = -2 and g(5) = -2, we have the information about the function g(x) at the endpoints of the interval.
Using the Fundamental Theorem of Calculus, we know that the integral of g'(x) represents the change in the function g(x) over the interval [1, 5].
Since ∫[1, 5] g(x) dx = -10, we can rewrite the integral as:
∫[1, 5] xg'(x) dx = xg(x) | [1, 5] - ∫[1, 5] g(x) dx
Plugging in the values, we have:
∫[1, 5] xg'(x) dx = 5g(5) - 1g(1) - ∫[1, 5] g(x) dx
Substituting the given values g(1) = -2 and g(5) = -2, we get:
∫[1, 5] xg'(x) dx = 5(-2) - 1(-2) - (-10)
Simplifying further:
∫[1, 5] xg'(x) dx = -10 + 2 + 10
∫[1, 5] xg'(x) dx = 2
Therefore, the value of the integral ∫[1, 5] xg'(x) dx is 2.
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Find the values of a and b that the solution to 2(3x+5)+ax=5(4x-b) is real numbers
The value of "a" and "b" is 14 and -2,respectively.
We are given an equation. The equation is a linear equation with one variable.A mathematical equation is a formula that uses the equals sign to represent the equality of two expressions."x" is the variable in the equation."a" and "b" are constants.The equation is :2(3x+5)+ax=5(4x-b)Simplify the above equation.6x + 10 + ax = 20x - 5bCombine the like terms.(6 + a)x + 10 = 20x - 5bCompare the coefficients of x and the constants with each other.6 + a = 20a = 1410 = -5bb = -2The values of the constants "a" and "b" are 14 and -2.To learn more about equations, visit :
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on a certain standardized test, the mean is 180 and the standard deviation is 35. which of the following is within 2 standard deviations of the mean?
Any value between 110 and 250 is within 2 standard deviations of the mean. In other words, any data point between 110 and 250 is considered within this range.
Within 2 standard deviations of the mean refers to the range that includes data points within two units of standard deviation from the mean. In this case, the mean is 180 and the standard deviation is 35.
To find the range within 2 standard deviations of the mean, we need to calculate the upper and lower bounds.
The upper bound can be found by adding 2 standard deviations (2 * 35 = 70) to the mean: 180 + 70 = 250.
The lower bound can be found by subtracting 2 standard deviations (2 * 35 = 70) from the mean: 180 - 70 = 110.
Therefore, any value between 110 and 250 is within 2 standard deviations of the mean. In other words, any data point between 110 and 250 is considered within this range.
It's important to note that this answer is specific to the given mean and standard deviation. If the mean and standard deviation were different, the range within 2 standard deviations would also be different.
Always calculate the upper and lower bounds based on the provided mean and standard deviation to determine the range within 2 standard deviations accurately.
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Stan started soccer practice at 6:00 pm. Practice lasted for 1 hour and 55 minutes. What time was practice over?
A. 8:55 pm
B. 07:55 pm
C. 07:45 pm
D. 06:55 pm
17500 people attend a concert. Tickets for the concert cost£22.50. Calculate the amount of money the concert earns.Give your answer to an appropriate accuracy.
The amount earned for the concert will be £393750
Number of people who attended the concert = 17500
Cost of ticket = £22.50 each
In order to get the total amount that the concert earns, we have to multiply the cost of each ticket by the total number of people who went to the concert. This will be:
= £22.50 × 17500
= £393750
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I need help immediately!!!
The limit as x approaches one is infinity.
\(lim_{x\to1}\frac{x + x {}^{2} + {x}^{3} + ... + {x}^{100} - 1000}{1 - x} =\infty\)
What is the limit of a function?The limit of a function, f(x) as x approaches a given value b, is define as the value that the function f(x) attains as the variable x approaches the given value b.
From the given question, as x approaches 1,
substituting x into 1 - x,
the denominator of the function approaches zero, because 1 - 1 = 0 and thus the function becomes more and more arbitrarily large.
Thus, the limit of the function as x approaches 1 is infinity.
Therefore,
The limit (as x approaches 1)
\(lim_{x\to1}\frac{x + x {}^{2} + {x}^{3} + ... + {x}^{100} - 1000}{1 - x} = \infty \)
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what shape could be created from the net shown below?
Math question 10 points
Answer:
D.
Step-by-step explanation:
242-44
198/2 = inequality
Mortimer has 3/4 of his birthday cake left on his party how many 3/16 size portions can you share with his family
Given:
Fraction of cake left = ¾
Let's find the number of 3/16 size portions of the remaining cake he can share with his family.
To find the amount of 3/16 size portions he can share, divide the remainder by 3/16.
Thus, we have;
\(\frac{3}{4}\div\frac{3}{16}\)To divide the fractions, change the division symbol to multiplication and flip the fraction on the right.
We have:
\(\begin{gathered} \frac{3}{4}\ast\frac{16}{3} \\ \\ =\frac{3\ast16}{4\ast3} \\ \\ =\frac{48}{12} \\ \\ =4 \end{gathered}\)Therefore, he can share 4 portions of 3/16
ANSWER:
4
Elizabeth is organizing her sticker collection in a 240-page book. 60% of the pages are filled. How many of the sticker pages are NOT filled?
Answer: 96
Step-by-step explanation: Since 240 * 0.6 = 144 pages are filled in the book, the remaining pages that are not filled are 240 - 144 = <<240-144=96>>96 pages. Answer: 96
Answer:
96
Step-by-step explanation:
It took 1700 J of work to stretch a spring from its natural length of 2 m to a length of 6 m. Find the spring constant k. k = Σ N/m
It took 1700 J of work to stretch a spring from its natural length of 2 m to a length of 6 m. The spring constant k will be 212.5 N/m.
The potential energy stored in a spring is given by the formula:
PE = (1/2) kx^2
where k is the spring constant, x is the displacement from the equilibrium position, and PE is the potential energy.
In this problem, the spring is stretched from its natural length of 2 m to a length of 6 m, so the displacement is x = 6 m - 2 m = 4 m.
The work done on the spring is equal to the change in potential energy, so:
Work = PE final - PE initial
1700 J = (1/2) k(4² - (1/2) k(0)²
1700 J = 8k
k = 212.5 N/m
Therefore, the spring constant is 212.5 N/m.
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blood type and Rh factors in addition to being grouped into four types human blood is good by Rheu(Rh) consider the following the below O. I. B. AbRh+ 37% 34% 10% 4%Rh- 6% 6% 2% 1%choose 1 American Random
The probability that one adult has enough leisure time excercise is 24%, which is the same that a probability factor of 24/100 = 0.24.
a) In the case of three adults, the probability that all have enought time is given by the triple prodcut of the previous probability factor:
0.24 x 0.24 x 0 .24 = 0.013
Whis is equivalrnt to a probability of 0.013 x 100 = 1.38%
ASAP!
(1,4) and (6,-1)
Answer:
-1
Step-by-step explanation:
Why do you think banks will try to sell you credit cards or personal loans?
Answer: liquidity reasons
Step-by-step explanation:
Banks sell credit cards and personal loans to customers to increase their profits, deepen customer relationships, generate more revenue, and compete in the market.
What is Loan?A loan is the lending of money by one or more individuals, organizations, or other entities to other individuals, organizations, etc.
Banks will try to sell credit cards and personal loans to customers for a few reasons:
Profit: Banks earn money by charging interest on loans and credit cards. By selling these products to customers, banks can earn significant profits.
Customer retention: By offering loans and credit cards to customers, banks can deepen their relationships with them and increase customer loyalty.
Increased revenue: Offering loans and credit cards can help banks generate more revenue from customers.
Market competition: Banks face intense competition from other financial institutions, including credit unions and online lenders.
Hence, banks sell credit cards and personal loans to customers to increase their profits, deepen customer relationships, generate more revenue, and compete in the market.
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how do i simplify -5x+x and 2p+5p
Answer: For your answer you would add like terms so for -5x+x you would get -4x, and for your other you would get 7p.
5. Solve 6(x - 1) = 6x - 6
Answer:
Its infinite solutions because its the same exact thing when you simplify the first half of the problem.
Step-by-step explanation:
Answer:
Infinite Solution
Step-by-step explanation:
Step 1: Simplify both sides of the equation.
6(x−1)=6x−6
(6)(x)+(6)(−1)=6x+−6 (Use Distributive Property)
6x+−6=6x+−6
6x−6=6x−6
Step 2: Subtract 6x from both sides.
6x−6−6x=6x−6−6x
−6=−6
Step 3: Add 6 to both sides.
−6+6=−6+6
0=0
Which system of linear inequalities is shown in the graph?
y < x + 4
y ≤ -3 x - 2
y > x + 4
y ≤ -3 x - 2
y > x + 4
y ≥ -3 x - 2
y < x + 4
y ≥ -3 x - 2
g(t) = (t-10) (t+1)
1) What are the zeros of the function?
Step-by-step explanation:
Write properties of function:
x intercept/zero: ; T1= -1 and T2=10
vertex form: g(t)= (t-9/2)^2, (-121/4)
vertex: 9/2, 121/4
Explanation Write properties of function: Write properties of function:
x intercept/zero: ; t1=-1, and t2=10
vertex form: (t-9/2)^2, (-121/4)
vertex: 9/2, 121/4
hope this helped
Does the following data have...
No variability
Some variability
A lot of variability
2, 2, 3, 2, 1, 1, 2, 2, 3, 2, 2, 1, 3
explain:
Based on the data provided, the answer is "some variability." Hence the data 2, 2, 3, 2, 1, 1, 2, 2, 3, 2, 2, 1, 3 is
' some variability'.
This is because while there are repeated values (2, 2, 2, 2, 3, 3, 1, 1), there are also instances where the values differ (2, 3, 1). While there is not a wide range of values, the data is not completely homogenous either. Therefore, we can say that there is some variability present in the data.
The given data has some variability. Variability refers to the degree of dispersion or difference among the values in a dataset. In this case, the data points range from 1 to 3, which shows that there is some variation between the values, but not a lot. A dataset with no variability would have all identical values, while a dataset with a lot of variability would have a wider range and greater differences between values.
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We are going to fence in a rectangular field that encloses 200 m2. If the cost of the material for of one pair of parallel sides is $3/m and cost of the material for the other pair of parallel sides is $8/m determine the dimensions of the field that will minimize the cost to build the fence around the field.
Therefore, the dimensions that minimize the cost to build the fence around the fencing are 20 m by 10 m.
To minimize the cost of fencing a rectangular field of 200 m2, we need to find the dimensions with the least total cost. Let's use the variables x and y for the length and width of the field, respectively. The area of the field is A = xy = 200 m2.
First, we'll find an equation relating x and y using the area: y = 200/x.
Next, we'll find the cost equation: Cost = 3x + 3x + 8y + 8y = 6x + 16y.
Now, substitute y in the cost equation: Cost = 6x + 16(200/x).
To minimize the cost, we'll find the derivative of the cost function with respect to x and set it equal to zero:
d(Cost)/dx = 6 - 3200/x^2 = 0.
Solving for x, we get x = 20 m. Then, using y = 200/x, we find y = 10 m.
Therefore, the dimensions that minimize the cost to build the fence around the fencing are 20 m by 10 m.
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I NEED HELP ASAP, PLZ SHOW THE WORK, ILL GIVE THE FIRST PERSON WITH A GOOD ANSWER BRAINLIEST!!
Part A: Explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−1 intersect are the solutions of the equation 4x = 2x−1. (4 points)
Part B: Make tables to find the solution to 4x = 2x−1. Take the integer values of x between −4 and 4. (4 points)
Part C: How can you solve the equation 4x = 2x−1 graphically? (2 points)
(10 points)
Answer:
Part A: So the solution for 4 = 2x-1 is -2. Why they're intersecting is because x is -0.5 in both cases. 2/4, as we already know, is 0.5. Since, this -2/4, we can just make 0.5 negative, so -0.5. -0.5 times 4 = -2, so x is -0.5. For y = 2x-1, multiply -0.5 by 2, which would get you -1. Then after that subtract 1, for -2.
Part B:
Well, notice how none of the entries for y = 4x and y = 2x-1 match. That would mean the answer wouldn't be an integer. (Attachment is the table)
Part C:
First, graph both y = 4x and y = 2x-1. After that, find where the two equations' y-coordinates are the same (So, on a graph, where they intersect.). The y-coordinate in common is your answer.
Answer:
A: the intersection represents the answer because the place where it intersects is where the equations have the same x values.
B: they intersect at the point (0,1)
C: plot the equations on an online graph and solve, Its almost impossible to draw an accurate continuing graph for an exponential equation. I recommend desmos.
Step-by-step explanation:
I have a graph for part B.