3 years ago

Fill in missing information to make the equality true: (... +2a)2 = … +12ab2+4a2.

Mathematics

1 answer:

DIA [1.3K]3 years ago

6 0

${ (3b + 2a)}^{2} = 9 {b}^{2} + 12ab + 4 {a}^{2}$

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