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I don’t know what the answer is, help plz

I don’t know what the answer is, help plz-example-1

1 Answer

12 votes

Answer:


10x^(2) + 20x + 50

Explanation:


a^(2) + b^(2) = c^(2) \\(x+7)^(2) + (3x+1)^(2) = 10x^(2) + 20x + 50

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