s9053739 s9053739

25-04-2020
Mathematics

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

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luciaaguilarca luciaaguilarca

25-04-2020

Answer:

(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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