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How To Prove (a + b)^2 = a^2 +2ab + b^2 ?
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How To Prove (a + b)^2 = a^2 +2ab + b^2 ?

User Deepak Dholiyan
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(a + b) * (a + b) = a {}^(2) + ab + ab + b {}^(2) = a {}^(2) + 2ab + b {}^(2)
User Phillyd
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