Unit 3 Review: Linear Functions

What is the domain of this function?

• {–2, 0, 3, 5, 9}

• $-2\le x\le9$

• $-3.5\le y\le7.5$

• {–3.5, –1.5, 1.5, 3.5, 7.5}

What is the range of this function?

• {–2, 0, 3, 5, 9}

• $-2\le x\le9$

• $-3.5\le y\le7.5$

• {–3.5, –1.5, 1.5, 3.5, 7.5}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is a reasonable domain for the situation?

A person drinks n ounces of a 20-ounce bottle of a sports drink.

• All real numbers

• $x\le0$

• $x\ge0$

• $0\le x\le20$

Find f(4) for the following function:

 $f(t)=–3(t–2)$  

• 6

• 24

• -6

• -24

Tags

CCSS.HSF.IF.A.2

Melissa runs a graphic design business. She charges by the page, and has a setup fee. The table shows her earnings for the last few projects. What is her per-page rate?

• $35 per page

• $300 per page

• $150 per page

• $75 per page

Tags

CCSS.HSF-LE.A.1B

Melissa runs a graphic design business. She charges by the page, and has a setup fee. The table shows her earnings for the last few projects. What is her set up fee?

• $35

• $300

• $150

• $75

What type of correlation does the scatterplot show?

• negative correlation

• positive correlation

• no correlation

Tags

CCSS.HSF-LE.A.1B

What type of correlation does the scatterplot show?

• negative correlation

• positive correlation

• no correlation

Tags

CCSS.HSS.ID.B.5

What is the independent variable in the graph shown?

• Dollars earned

• Hours worked

Tags

CCSS.HSF.LE.B.5

Find the slope of the line of best fit.

• $4.80 per hour

• $24 per hour

• $0.60 per hour

• $1.67 per hour

Tags

CCSS.8.EE.B.5