Illustrative Math - Algebra 2 - Unit 2 - Lesson 20

A local office supply store charges $18 to set up their business card printing machine with the design and $0.15 in materials per business card to print. Select all equations that could represent an expression for the average cost A(x) of printing a batch of x business cards.

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• {"blocks":[{"key":"0","text":"A(x)=\\frac{18+0.15x}{18+x}","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":0,"length":26,"key":0}],"data":{}}],"entityMap":{"0":{"type":"MATH","mutability":"MUTABLE","data":{}}}}

Tags

A.CED.1

A.REI.1

A.APR.6

A.CED.2

Two competing sports equipment suppliers sell footballs at different prices. Supplier A charges $85 in shipping, and charges $2.59 per football. Supplier B charges $50 shipping, and charges $4.29 per football. A school wants to buy 40 balls. Which supplier has the lowest average cost per ball?

Tags

A.CED.1

A.REI.1

A.APR.6

A.CED.2

The graph of a polynomial f(x)=(5x-3)(x+4)(x+a) has x-intercepts at -4, \frac{3}{5}, and 6. What is the value of a?

Tags

A.CED.1

A.REI.1

A.APR.6

A.CED.2

The function f(x)=\frac{3x-4}{x+6} can be rewritten in the form f(x)=3+\frac{-22}{x+6}. What is the end behavior of y=f(x)?

Tags

A.CED.1

A.REI.1

A.APR.6

A.CED.2