Choose the expression which correctly completes the identity: a^2 + b^2 = ___________ A) (a + b)^2 B) (a + b)^2- 2ab C) (a + b)^2 ± 2ab D) (a + b)^2 + 2ab^2 - QAmmunity.org

Choose the expression which correctly completes the identity: a^2 + b^2 = ___________ A) (a + b)^2 B) (a + b)^2- 2ab C) (a + b)^2 ± 2ab D) (a + b)^2 + 2ab^2

asked Jan 8, 2021 55.6k views

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