IsTim
Simplify g(x+3) when g(x)=x^22x+1



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IsTim
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I thought this was a fairly simple question, and answered g(x+3)=x^2+4x+4.
To my surprise, it wasn't listed within the multiple choice answers.

IsTim
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The choices were:
a. x^2+2x+4
b. x^22x+4
c.x^2+4x+16
x^2+4x+13

IsTim
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The true answer is A.

ivettef365
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I got the same answer as you x^2+4x+4

IsTim
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Ok, so the book is wrong. Thanks.

ivettef365
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yw :)

ivettef365
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Is not the first time that a book is wrong ...