Quiz about Identifying Quadratic, Linear, and Exponential Functions from a Table, Graph, or Equation

Question 1

Put these functions in order from least to greatest based on their Y-INTERCEPT.

Accepted Answer

B C A

Answer

B A C

Answer

C A B

Answer

C B A

Question 2

Which statement below is TRUE regarding the two functions?

Accepted Answer

Both functions have a y-intercept of 1

Answer

Both functions are linear

Answer

Both functions are increasing

Answer

Both functions are exponential growth

Question 3

Is the equation linear, exponential, or quadratic?
y = 2x+ 4

Accepted Answer

Linear

Answer

Exponential

Answer

Quadratic

Answer

None of the above

Question 4

Is the graph linear, exponential or neither?

Accepted Answer

Exponential

Answer

Linear

Answer

Neither

Question 5

Is the graph linear, exponential or neither?

Accepted Answer

Linear

Answer

Exponential

Answer

Neither

Question 6

Is the table linear, exponential or neither?

Accepted Answer

Exponential

Answer

Linear

Answer

Neither

Question 7

Is this table linear, quadratic, exponential, or none of the above?

Accepted Answer

quadratic

Answer

linear

Answer

exponential

Answer

none of the above

Question 8

Lee charges $3 for a basket and $2.50 for each pound of fruit picked at the orchard. Write an equation for the total cost of x pounds of fruit from the orchard.

Accepted Answer

y = 2.50x + 3

Answer

y = 3x + 2.5

Answer

y = 2.50x

Answer

y = 3x + 2.50

Question 9

What type of function is f(x) = 2(x+4)²-7?

Accepted Answer

quadratic

Answer

exponential decay

Answer

linear

Answer

exponential growth

Question 10

What type of function best models the situation: A zombie virus has infected the population and the number of infected people triples every day.

Accepted Answer

exponential growth

Answer

linear

Answer

quadratic

Answer

exponential decay

Question 11

Which function is linear?

Accepted Answer

h(x)

Answer

f(x)

Answer

g(x)

Question 12

A bank account balance earning an annual interest rate.

Accepted Answer

Exponential

Answer

Linear

Answer

Quadratic

Question 13

Which function best models the amount of money you earn when you get paid an hourly wage?

Accepted Answer

Linear

Answer

Quadratic

Answer

Exponential

Question 14

Which function best models the height and speed of throwing a ball in the air?

Accepted Answer

Quadratic

Answer

Linear

Answer

Exponential

Question 15

Which situation is linear?

Accepted Answer

The population of a town is increasing by ten people every year

Answer

A sample of bacteria doubles every hour

Answer

The number of cars each hour on the road for a week

Answer

The cost of a movie ticket increases by 5% every year

Question 16

What type of function best models the situation:

A zombie virus has infected the population and the number of infected people triples every day.

Accepted Answer

Exponential growth

Answer

Linear

Answer

Quadratic

Answer

Exponential Decay

Question 17

Which statement below is TRUE regarding the functions pictured?

Accepted Answer

Both functions are increasing

Answer

Both functions have a y-intercept of 3

Answer

Both functions are linear

Answer

Both functions have a MULTIPLYING pattern

Question 18

How would you describe the rate of change of these functions?

Accepted Answer

Both functions have a variable rate of change because they are both exponential.

Answer

Both functions have constant rate of change because they are exponential.

Answer

A has a constant rate of change because it is linear and B has a variable rate of change because it's exponential

Answer

A has a constant rate of change because it is quadratic and B has a variable rate of change because it's exponential

Question 19

Which function is exponential?

Accepted Answer

B

Answer

A

Answer

C

Question 20

What type of function describes the story below?You have $5 and triple your money every day.

Accepted Answer

Exponential

Answer

Linear

Answer

Quadratic

Question 21

Which function would best represent each ink cartridge purchased for a printer costs $12.

Accepted Answer

Linear

Answer

Quadratic

Answer

Exponential

Question 22

Give the domain and range. Tell if it is a function.

Accepted Answer

D: {-4, -2, 0, 2}
R: {-2, 1}
Function

Answer

D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Function

Answer

D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Not a Function

Answer

D: {-4, -2, 0, 2}
R: {-2, 1}
Not a Function

Question 23

Practice 2: Which model is appropriate given the points (-3, 8), (-1, 6), (0, 5), (2, 3), (3, 2)? Why?

Accepted Answer

Linear because it has a constant slope.

Answer

Exponential because it curves.

Answer

Quadratic because it has a minimum.

Answer

Infinite because it keeps going.

Question 24

Choose all the equations that are exponential:

Accepted Answer

y = 1/3x

Accepted Answer

y = 8^x - 9

Answer

y = 6x -5

Answer

f(x) = 3x² + 4

Answer

y = 7x3

Question 25

Write the function that best models the table?

Accepted Answer

y = (1/4)^x

Answer

y = (1/4)x

Answer

y = 4x

Answer

y = 4x

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