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Mathematics
Jaidyn Hammond
30 August, 20:05
Leela is convinced that (a+b) 2 = a2 + b2
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Bambi
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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