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Key Features of Linear, Quadratics, and Exponential Functions

Last updated almost 5 years ago

12 questions

1

1

Question 1

1.

What is the y-intercept of the line graphed on the grid?

1

Question 2

2.

How many seconds did it take the paper airplane to reach the ground?

Question 3

3.

What is the solution to r(x) =0

-50

4

14

-60

1

Question 4

4.

Which expression is a factor of

1

1

1

1

Question 8

8.

1

1

Question 10

10.

If the company awards an annual increase of 6.2%, which grph models this situation after the office worker receives x annual increases?

1

Question 11

11.

Which statement appeasrsrs to be true?

F.  The coffee company had opened 400 stores by the end of 1992.

G.  The coffee comany opened 100 stores in one year.

H.  Every year the number of stores the company opened increased by 25%.

I.  Since 1992 the coffee company has opened 250 stores each year.

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Question 12

12.

Based on the information in the graph, which conclusion appears to be true?

F. The car lost about one-half of its value every 3 years.

G. The car lost about one-quarter of its value every year.

H. The car lost less of its value between years 9 and 10 than between years 1 and 2.

I.  The car lost more of its value between years 9 and 10 than between years 1 and 2.

Question 5

5.

A   3x-4

B   7x-5

C  7x+4

D  3x+5

Question 6

6.

Which expression is a factor of

F.     3r-1

G.      r-1

H.      9r-1

 J.      There are no real 
          factors

Question 7

7.

Which statement about f(x) =

A. The zeros are - 5/2 and -1, because f(x)=      
(x + 1)(2x + 5). 
 

B. The zeros are - 5/2 and 1, because f(x)=       (x - 1)(2x + 5).

C. The zeros are -1 and 5/2, because f(x)=(x + 1)(2x - 5).

D. The zeros are 1 and 5/2, because f(x)= (x - 1)(2x - 5).

Question 9

9.

Which statement is the best interpretation of one of the values in this function?

F. The initial number of bacteria is 12.

G. The initial number of bacteria decreases at a rate of 88% each day.

H. The number of bacteria increases at a rate if 12% each day.

I. The number of bacteria at the end of one day is 245.