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OpenStudy (anonymous):
If f(x)=x^2+3x+5, what is f(-1)?
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OpenStudy (anonymous):
Plug in -1 for the x and do it!!
OpenStudy (anonymous):
I did but the answer in the back of my textbook was wrong so I want to make sure I got the right answer.
OpenStudy (anonymous):
Okay, let's go step by step then. Step 1... :-) What's -1^2 ?
OpenStudy (anonymous):
plug in -1 into all the x's. so itd be \[-1^2+3(-1)+5\]
OpenStudy (anonymous):
so itd be 3
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