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Can someone help me with part b?
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4 votes
Can someone help me with part b?

Can someone help me with part b?-example-1
User Kim Kling
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1 Answer

4 votes

Answer: x^2+3x+5

Explanation:

Substitute (x+4) in so that you get f(x)=(x+4)^2-5(x+4)+9. Then expand so you get x^2+8x+16-5x-20+9. Now simplify and you get x^2+3x+5. That is your final answer.

User Atorscho
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