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What equation is (x+4)^2 equal to
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5 votes
What equation is (x+4)^2 equal to

User Tuere
by
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1 Answer

5 votes

Answer: x^2+8x+16

Explanation:

Following (a+b)^2=a^2+2ab+b^2,

(x+4)^2=x^2+2(4x)+(4)^2

x^2+8x+16

User Miyazaki
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