Unit 5, Lesson 5

Using Function Notation to Describe Rules (Part 2)

Algebra 1

Practice

Problem 1

Student Task Statement

The cell phone plan from Company C costs $10 per month, plus $15 per gigabyte of data used. The plan from Company D costs $80 per month, with unlimited data.

Rule gives the monthly cost, in dollars, of using gigabytes of data on Company C’s plan. Rule gives the monthly cost, in dollars, of using gigabytes of data on Company D’s plan.

Write a sentence describing the meaning of the statement .
Which is less, or ? What does this mean for the two phone plans?
Which is less, or ? Explain how you know.
For what number is ?
Draw the graph of each function.

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Using Function Notation to Describe Rules (Part 2)

Practice

Problem 1

Student Task Statement

Problem 2

Student Task Statement

Problem 3

Student Task Statement

Problem 4

Student Task Statement

Problem 5

Student Task Statement

Problem 6

Student Task Statement

Lesson 5 Resources