Linear Functions 2

Linear Functions 2

Linear Functions

A linear function is a rule described by a linear equation. The rate of change is constant, and the graph of the equation is a line.

From yesterday: a linear function for candy cost

Time in minutes and miles run. What is the function?

What is an appropriate range for x?

Multiple Choice

Walter walks at a constant speed of 𝟖 miles every 𝟐 hours. What is his rate of walking?

• 2 miles per hour

• 4 miles per hour

• 8 miles per hour

Open Ended

Walter's walking function: y = 4x

x (the input) represents the number of hours he walks for.

y (the output) represents the number of miles he can walk.

What is a reasonable range of x-values for this function?

Classwork: Linear Functions

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