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Find (f+g)(9) if f(x)=2x2-2x+25 and g(x)=6x2+7x-13

Find (f+g)(9) if f(x)=2x2-2x+25 and g(x)=6x2+7x-13
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2 votes
Find (f+g)(9) if f(x)=2x2-2x+25 and g(x)=6x2+7x-13

asked
User Zhihuifan
by
8.6k points

1 Answer

5 votes

Answer:

3,297

Explanation:


2(9)^2 - 2(9) + 25 + 6(9)^2 + 7(9) - 13\\18^2 - 18 + 25 + 54^2 + 63 - 13\\324 - 18 + 25 + 2,916 + 63 - 13\\331 + 2,966\\3,297

answered
User Ghchoi
by
7.8k points
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