jbouyer

136 Questions
0 Answers

0

2384

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Explain how to solve 5x 2 - 3x = 25 by completing the square. What are the solutions?

Explain how to solve 5x 2 - 3x = 25 by completing the square. What are the solutions?

jbouyer Jan 28, 2019

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1788

1

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Follow the process of completing the square to solve x2 - 10x + 8 = 0. How will the left side of the equation factor in step 5?

Follow the process of completing the square to solve x2 - 10x + 8 = 0.
How will the left side of the equation factor in step 5?
(x - 10)2
(x - 20)2
(2x - 10)2 read more ..

jbouyer Jan 28, 2019

0

953

3

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Can someone help me with this?

Can someone help me with this?
y=-2+sin(3Ø)-π/3

Amplitude read more ..

jbouyer Dec 17, 2018

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2293

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Eight trials are simulated. The results are shown in the table.

Eight trials are simulated. The results are shown in the table.

What is the estimated margin of error, using standard deviation? round to two decimal places. read more ..

jbouyer Apr 12, 2018

+1

1747

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Suppose 10% of all redeemed coupons at a supermarket are for 50% off the item purchased.

Suppose 10% of all redeemed coupons at a supermarket are for 50% off the item purchased.
A simulation is used to model a coupon randomly selected and then recorded as 50% off or not 50% off
.
Which simulation best models the scenario? read more ..

jbouyer Apr 12, 2018

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3267

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An organization of berry farmers releases a study reporting that people who eat blueberries every day have a lower cholesterol level.

1. An organization of berry farmers releases a study reporting that people who eat blueberries every day have a lower cholesterol level.
Which statement describes the best conclusion to draw from the study?

People with lower read more ..

jbouyer Apr 11, 2018

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4365

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1. The manager of a local basketball arena wants to survey fans attending a game at the arena about other sports they enjoy.

1. The manager of a local basketball arena wants to survey fans attending a game at the arena about other sports they enjoy.
Yes or No to tell whether each method results in a random sample of the population.

The manager read more ..

jbouyer Apr 11, 2018

+3

1332

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There are 10 cards. Each card has one number between 1 and 10, so that every number from 1 to 10 appears once.

There are 10 cards. Each card has one number between 1 and 10, so that every number from 1 to 10 appears once.
In which distributions does the variable X have a binomial distribution?

When a card is chosen at random read more ..

jbouyer Apr 5, 2018

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4177

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Five marbles labeled 1 through 5 are placed in a bag

Five marbles labeled 1 through 5 are placed in a bag. A marble is randomly pulled and the number is recorded before the marble is placed back in the bag. The results of the simulation of 20 marble pulls are shown in a dot plot.
Which dot plot read more ..

jbouyer Mar 29, 2018

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1583

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Algebra.

From a survey, a reporter determined that the true estimate for the proportion of citizens who plan to sign a petition is between 68% and 74%.
What is the survey’s margin of error?

6 read more ..

jbouyer Mar 27, 2018

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1061

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Help.

Identify the equation of the graph shown.
A)y = 2x + 3
B)y = 2x - 3 read more ..

jbouyer Mar 23, 2018

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1338

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Tammy knows that the factors of a polynomial are ƒ(x) = (x - 2)(x - 1)(x + 4) and the solutions are x = -4, 1, and 2. Which graph

Tammy knows that the factors of a polynomial are ƒ(x) = (x - 2)(x - 1)(x + 4) and the solutions are x = -4, 1, and 2. Which graph models the polynomial?
read more ..

jbouyer Mar 23, 2018

-1

5453

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Which transformations have been performed on the graph of f(x)= 3 √x to obtain the graph of g(x)=1/4x+ 3 √x+3+6?

Which transformations have been performed on the graph of f(x)=3√x to obtain the graph of g(x)=1/4x+3√x+3+6?

Select each correct answer.
read more ..

jbouyer Mar 23, 2018

+1

1059

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Which graph represents the function?

Which graph represents the function?

read more ..

TheXSquaredFactor ●

jbouyer Mar 22, 2018

+1

7748

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Which transformations have been performed on the graph of f(x)=x√3 to obtain the graph of g(x) =−2x√3−1?

Which transformations have been performed on the graph of f(x)=x√3 to obtain the graph of g(x) =−2x√3−1?
Select each correct answer.

compress the graph closer to the x-axis read more ..

jbouyer Mar 22, 2018