A b 2 a2 b2 2ab formula July 8, 2019 16 32 64 128 A b 2 a2 2ab b2 formula name Who invented the formula a b 2 a2 b2 2ab Using the formula a b 2 =( a2 2ab b2 evaluate 310 2 Using the formula a b 2 =( a2 2ab b2 evaluate 508 2 Using the formula a b 2 =( a2 2ab b2 evaluate 630 2