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30 August, 20:05

Leela is convinced that (a+b) 2 = a2 + b2

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  1. 30 August, 20:12
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    (a+b) ^2=a^2+2ab+b^2

    Step-by-step explanation:

    (a+b) ^2 = (a+b) (a+b)

    Use foil by multiplying a by a+b then b by a+b

    (a*a) + ab+ab + (b*b) = a^2+2ab+b^2
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