SOLUTION: complete the sqaure by finding the middle term x^2+______+ 16/25

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Question 1067489: complete the sqaure by finding the middle term

x^2+______+ 16/25

Answer by josgarithmetic(39623) About Me  (Show Source):
You can put this solution on YOUR website!
%28x%2Bn%29%28x%2Bn%29=x%5E2%2Bnx%2Bnx%2Bn%5E2

x%5E2%2B2nx%2Bn%5E2

You recognize your term, 16%2F25 is the same as %284%2F5%29%5E2?

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2nx=2%284%2F5%29x

2n=8%2F5

Your square trinomial: x%5E2%2B%288%2F5%29x%2B16%2F25