Quiz about Algebra 1 Air Test Practice

Question 1

What type of function is shown?

Accepted Answer

square root

Answer

cube root

Answer

logarithm

Answer

exponential

Question 2

What type of function is shown?

Accepted Answer

absolute value

Answer

linear

Answer

quadratic

Answer

square root

Question 3

What type of function is shown?

Accepted Answer

exponential

Answer

logarithm

Answer

quadratic

Answer

square root

Question 4

What type of function is shown?

Accepted Answer

cube root

Answer

Exponential

Answer

square root

Answer

quadratic

Question 5

g(x)=f(x)-4
Describe the transformation to f(x) that results in g(x).

Accepted Answer

f(x) has been translated down 4.

Answer

f(x) has been translated up 4.

Question 6

g(x)=f(x-4)
Describe the transformation to f(x) that results in g(x).

Accepted Answer

f(x) has been translated to the right 4.

Answer

f(x) has been translated to the left 4.

Question 7

Match the equation to its description.

Accepted Answer

Right 2 and up 2

Answer

Left 2 and up 2

Answer

Right 2 and down 2

Answer

Left 2 and down 2

Question 8

Question 8.

Accepted Answer

horizontal shift to the left 4 and vertical shift down 2

Answer

horizontal shift to the right 4 and vertical shift down 2

Answer

horizontal shift to the left 4 and vertical shift up 2

Answer

horizontal shift to the right 4 and vertical shift up 2

Question 9

Name the parent function.

Accepted Answer

cube root

Answer

cubic

Answer

square root

Answer

rational

Question 10

Range is:

Accepted Answer

All y values, from bottom to top.

Answer

All x values, from left to right.

Answer

All y values, from left to right.

Answer

All x values, from bottom to top.

Question 11

g(x)=-f(x)
Describe the transformation to f(x) that results in g(x).

Accepted Answer

f(x) has been reflected over the x-axis.

Answer

f(x) has been reflected over the y-axis.

Question 12

The quadratic equation 0 = -16t² + 80t gives the time t in seconds when a golf ball is at a height of 0 feet. How do you find how long the golf ball is in the air?

Accepted Answer

find the solution

Accepted Answer

find the zero

Answer

find the y -coordinate of the maximum

Answer

find the x-coordinate of the maximum

Answer

Use the table to find the y-intercept

Question 13

The profit from selling local ballet tickets depends on the ticket price. Using past receipts, we find that the profit can be modeled by the function p= -15x² +600x +60 , where x is the price of each ticket. What is the maximum profit you can make from selling tickets?

Accepted Answer

$6060

Answer

$20

Answer

$600

Answer

$10,250

Question 14

If a toy rocket is launched vertically upward from ground level with an initial velocity of 128 feet per second, then its height h after t seconds is given by the equation
h(t) = -16t² +128t
When will the object reach its maximum height?

Accepted Answer

4 seconds

Answer

4 ft

Answer

0 seconds

Answer

0 ft

Question 15

Find three positive consecutive integers such that the product of the median integer and the largest is 132.

Accepted Answer

10,11,12

Answer

7,8,9

Answer

12,13,14

Answer

6,7,8

Question 16

The function f(t) = -5t²+20t + 60 models the approximate height of an object t seconds after it is launched. How many seconds does it take the object to hit the ground?

Accepted Answer

9 seconds

Answer

4 seconds

Answer

-2 seconds

Answer

-6 seconds

Question 17

How would the graph

of f(x) = 7x²+ 5 be obtained from g(x) = 7x² - 7?

Accepted Answer

Shift up 12 units

Answer

Shift right 12 units

Answer

Shift left 12 units

Answer

Shift down 12 units

Answer

Shift up 5, shift left 7

Question 18

1. What is this type of function called?

Accepted Answer

Step Function

Answer

Discrete Function

Answer

Segment Function

Answer

Jump Function

Question 19

What is g(7) if:

Accepted Answer

17

Answer

-17

Answer

-13

Answer

13

Question 20

How many pieces is this Piecewise Function composed of?

Accepted Answer

4

Answer

1

Answer

2

Answer

3

Question 21

Using the pictured graph, what is f(1)?

Accepted Answer

1

Answer

-3

Answer

-1

Answer

3

Question 22

A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change?

Accepted Answer

75

Answer

200

Answer

150

Answer

300

Question 23

What is Mrs. Gordon's rate from 0 to 2 seconds?

Accepted Answer

2.5 feet per second

Answer

.4 feet per second

Answer

5 feet per second

Answer

.2 feet per second

Question 24

What is the solution to the system?

Accepted Answer

(6, -2)

Answer

(3, -1)

Answer

(2, -6)

Answer

No Solution

Question 25

Alexandra finds that she can give 3 haircuts and 2 hair dyes in 315 minutes. Giving 2 haircuts and 4 hair dyes takes 450 minutes. Which system of equations represents the situation? Use x as the number of haircuts; use y as the number of hair dyes.

Accepted Answer

3x + 2y = 315

2x + 4y = 450

Answer

3x + 2y = 450

2x + 4y = 315

Answer

2x + 2y = 315

3x + 4y = 450

Question 26

Solve for x and y
3x + 2y = 16
7x + y = 19

Accepted Answer

(2,5)

Answer

(-2,5)

Answer

(-2,-5)

Answer

(2,-5)

Question 27

David is running a concession stand at a soccer game. He sells nachos and sodas. Nachos cost $1.50 each and sodas cost $0.50 each. At the end of the game, David made a total of $78.50 and sold a total of 87 nachos and sodas combined. Which system of equations represents this situation?

Accepted Answer

1.5x+0.5y=78.5
x+y=87

Answer

1.5x+0.5y=78.5
1.5x+0.5y=87

Answer

x+y=78.5
1.5x+0.5y=87

Answer

x+y=78.5
x+y=87

Question 28

Solve the system by elimination:
-3x -3y =12
-3x +3y = -24

Accepted Answer

(2, -6)

Answer

(3, 4)

Answer

(3, -2)

Answer

no solution

Question 29

Is (-2,4) a solution to the system?

Accepted Answer

Solution

Answer

Not a solution

Question 30

How do you calculate a residual?

Accepted Answer

Actual - Predicted

Answer

Predicted - Actual

Question 31

Shown is a residual plot. Would a linear regression model of the data be most appropriate?

Accepted Answer

NO

Answer

YES

Question 32

Shown is a residual plot. Would a linear regression model of the data be most appropriate?

Accepted Answer

YES

Answer

NO

Question 33

Estimate the correlation coefficient.

Accepted Answer

r = 0.8

Answer

r = -0.8

Answer

r = -0.5

Answer

r = 0.5

Question 34

Which is TRUE?
I. Random scatter in the residuals indicates a linear model.
II. If two variables are very strongly associated, then the correlation between them will be near 1 or -1.
III. Changing the units of measurement for x or y changes the correlation coefficient.

Accepted Answer

I and II only

Answer

I only

Answer

II only

Answer

I, II and III

Question 35

After performing analyses on a set of data, Mrs. Schoeneck examined the scatter plot of the residual values for each analysis. Which scatter plot indicated the best linear fit for the data?

Accepted Answer

A

Answer

B

Answer

C

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics