Asked by Summer

6. Given the function rule f(x)=x^2-3x+2, what is the output of f(-2)?
A. -8
B. 0
C. 4
D. 12

7. Suppose you earn $15 for each car you wash. Which function describes the relationship between your total earnings E and and the number of cars you wash C?
A. E(c)=c+15
B. E(c)=15c
C. c=15E
D. E(c)=c-15

Can someone help me????
Answered by Summer
ms. Sue or anyone who is a stellar at math???
Answered by collins
f(-2)=(-2)^2-3(-2)+2
=4+6+2=12....
E(c)=15E .......
Answered by Summer
Are you sure this is correct? This is a unit test and I don't want to get this wrong.
Answered by collins
E(c)=15c sorry for my typo yes am sure
Answered by Summer
your fine and thanks so much for your help.
Answered by Summer
Can you help me with the other problem?
Answered by stan bts
ill try it
Answered by all answers
in the beginning
d.docs.live.net/a0a9e37477fce6b9/Documents/U2%20L13%20math%20test.docx
Click on link for answers for test
Answered by all answers
I meant just Ctrl c and v the link for the answers
d.docs.live.net/a0a9e37477fce6b9/Documents/U2%20L13%20math%20test.docx
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