Quiz about Graphs of Functions

Question 1

Select the correct intercepts for the graph. Select all that apply.

Accepted Answer

x-intercept: (3, 0)

Accepted Answer

y-intercept: (0, -2)

Answer

x-intercept: (-2, 0)

Answer

y-intercept: (0, 3)

Question 2

Select where the graph is positive and negative. Select all that apply.

Accepted Answer

positive where

x > 3

Accepted Answer

negative where

x < 3

Answer

positive where

x < 3

Answer

negative where

x > 3

Question 3

Where is the graph positive? Select the correct answer.

Accepted Answer

x > 5 and x < -1

Answer

x < 5

Answer

-1 < x < 5

Answer

x > -1

Question 4

Where is the graph negative? Select the correct answer.

Accepted Answer

-1 < x < 5

Answer

x < 5

Answer

x > -1

Answer

x > 5 and x < -1

Question 5

The Smith family is traveling back from vacation. Their distance from home over time is shown in the table. Select the correct meaning of the x-intercept.

Accepted Answer

The x-intercept is 5. This means that after 5 hours, the family is 0 miles from home.

Answer

The x-intercept is 250. This means that after 250 hours, the family is 0 miles from home.

Answer

The x-intercept is 250. This means that after 250 hours, the family is 5 miles from home.

Answer

The x-intercept is 5. This means that after 5 hours, the family is 250 miles from home.

Question 6

The Smith family is traveling back from vacation. Their distance from home over time is shown in the table. Select the correct meaning of the y-intercept.

Accepted Answer

The y-intercept is 250. This means that at 0 hours, the family is 250 miles from home.

Answer

The y-intercept is 250. This means that at 5 hours, the family is 250 miles from home.

Answer

The y-intercept is 5. This means that at 0 hours, the family is 5 miles from home.

Answer

The y-intercept is 5. This means that at 5 hours, the family is 250 miles from home.

Question 7

Describe where the graph is decreasing. Select the correct answer.

Accepted Answer

never

Answer

where x > 0

Answer

where x < 0

Answer

always

Question 8

Describe where the graph is increasing. Select the correct answer.

Accepted Answer

where x < -1.5

Answer

where x > -2.5

Answer

where x < -2.5

Answer

where x > -1.5

Question 9

Describe where the graph is decreasing. Select the correct answer.

Accepted Answer

where x > -1.5

Answer

where x > -2.5

Answer

where x < -2.5

Answer

where x < -1.5

Question 10

Describe the end behaviors of the graph. Select the correct answer.

Accepted Answer

As x increases, y decreases.

As x decreases, y decreases.

Answer

As x increases, y increases.

As x decreases, y decreases.

Answer

As x increases, y decreases.

As x decreases, y increases.

Answer

As x increases, y increases.

As x decreases, y increases.

Graphs of Functions

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