Question 1

A grocery store owner wonders how many customers bring reusable bags to the store. An employee stands at the store entrance for two hours and counts the number of people bringing in reusable bags. This type of study is best classified as

30

an experiment

a survey

an observational study

a census

Accepted Answer

an observational study

Answer

an experiment

Answer

<P>a survey</P>

Answer

<P>a census</P>

Question 2

The graph of $y=2^x-4$ is positive on which interval?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 3

Tim deposits $y=2^x-4$ into a savings account. The annual interest rate is $2.7\%$ and compounds monthly. He uses the equation $A=300\left(1+\frac{0.027}{12}\right)^{12t}$ to determine how much money, $A,$ he will have after $t$ years. Which equation is equivalent to Tim’s equation?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 4

Which equation is true for all real values of $y=2^x-4$ ?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 5

The solution of $y=2^x-4$ is

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 6

The cost, in dollars, of a single-ride fare in the New York City subway in the years since 1904 is listed in the table below.

Which equation best models the cost of a single-ride fare based on these data?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 7

Which expression is equivalent to $y=2^x-4$ ?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 8

The solution to the equation $y=2^x-4$ is

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 9

The asymptote of the graph of $y=2^x-4$ is

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 10

The probability of having math homework is $y=2^x-4$ and the probability of having English homework is $2.7\%$ The probability of having math homework or having English homework is $A=300\left(1+\frac{0.027}{12}\right)^{12t}$ What is the probability of having math homework and having English homework?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 11

The solution set of the equation $y=2^x-4$ is

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 12

Given $y=2^x-4$ the expression $2.7\%$ is equivalent to

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 13

The graph of which function has a period of $y=2^x-4$ ?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 14

Which graph could represent a $y=2^x-4$ degree polynomial function with a positive leading coefficient, $2.7\%$ real zeros, and $A=300\left(1+\frac{0.027}{12}\right)^{12t}$ imaginary zeros?

Accepted Answer

https://uploads.quizalize.com/a8579f95-324b-44e7-9207-789e95af7b3b/question/aea590bb490cbce893c57f6dcf8fde5c9399611f.jpg

Answer

https://uploads.quizalize.com/a8579f95-324b-44e7-9207-789e95af7b3b/question/8fc9fed32476771af637693926f241790e456cc3.jpg

Answer

https://uploads.quizalize.com/a8579f95-324b-44e7-9207-789e95af7b3b/question/8c0deaa794c3a1515264cd16306ffcc85b9f6e9c.jpg

Answer

https://uploads.quizalize.com/a8579f95-324b-44e7-9207-789e95af7b3b/question/f29f613ff8268945e31d4563572bcb2e20a9af11.jpg

Question 15

Given $y=2^x-4$ is the imaginary unit, which expression is equivalent to $2.7\%$ ?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 16

What is the focus of the parabola $y=2^x-4$ ?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 17

Given $y=2^x-4$ and $2.7\%$ what is a solution of $A=300\left(1+\frac{0.027}{12}\right)^{12t}$ to the nearest tenth?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 18

The volume of a cardboard box can be modeled by $y=2^x-4$ which is the product of the length, width, and height, $2.7\%$ If the length can be represented by $A=300\left(1+\frac{0.027}{12}\right)^{12t}$ and the width can be represented by $A,$ then which function represents $t$ ?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 19

The expression $y=2^x-4$ is equivalent to

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 20

If $y=2^x-4$ is an angle in standard position whose terminal side passes through the point $2.7\%$ which statement is true?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 21

What is the value of $y=2^x-4$ for the system shown below?

$3x+4y-5z=-27 \ 2x+3y-z=-3 \ 6x-y+4z=3$

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 22

The number of employees who work nights and weekends at a department store is summarized in the table below.

Let $N$ represent the event “works nights” and let $W$ represent the event “works weekends.” Based on the table, are $N$ and $W$ independent events?

Accepted Answer

Yes, because $y=2^x-4$

Answer

No, because $y=2^x-4$

Answer

No, because $y=2^x-4$

Answer

Yes, because $y=2^x-4$

Question 23

Which expression is equivalent to $y=2^x-4$ ?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Question 24

A research assistant receives a first year salary of $y=2^x-4$ and a $2.7\%$ annual raise throughout the first ten years of employment. In total, how much money will be earned over the first ten years, to the nearest dollar?

Accepted Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

Answer

$\left(2,\ \infty\right)$

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