CPM Homework Help : PC Problem 2-8

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2-8.

If $f(x)=3x^2+5x-2$ , show that $f(x+2)=3x^2+17x+20$ .

Step:

$f(x+2)=3(x+2)^2+5(x+2)-2$

Hint:

Distribute and simplify on the right side of the equation.

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