Introduction to Linear Functions

Question 1

Megan and Suzanne each have a plant. They track the growth of their plants for four weeks. Whose plant grew at a faster rate, and what was the rate?

Revolt · Accepted Answer

M: Megan’s at 2.5 inches per week

Question 2

The graph shows the increase in temperature over time in an oven.

Revolt · Accepted Answer

T: The change in the y-values is 40 and the change in the x-values is 1.

Question 3

Which table represents a linear function?

Question 4

Question 4

Revolt · Accepted Answer

a: a = 18

Question 5

Which table represents a linear function?

Revolt · Accepted Answer

D:

Question 6

A data set contains an independent and a dependent variable. Which must be true of the data set if a linear function can be used to represent the data?

Revolt · Accepted Answer

T: The set must have a constant additive rate of change.

Question 7

Roger and Rita each drive at a constant speed between Phoenix and San Diego. Each driver’s distance (miles) is shown for the same elapsed time (hours) of the trip.  Who had a head start, and how many miles was the head start?

Revolt · Accepted Answer

R: Rita had a 28-mile head start.

Question 8

Question 8

Revolt · Accepted Answer

D:

Question 9

best

Revolt · Accepted Answer

I: It is linear because the ratio of the change in the final cost compared to the rate of change in the price tag is constant.

Question 10

Which pairs of variables have a linear relationship? Select two options.

Introduction to Linear Functions Answers

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