Question

(6a-6)(6a+6)-6a(6a+6) при a=3,6

Answer 1

(6а-6)(6а+6)-6а(6а+6) = (6а)2-36-6а(6а+6) = 466.56 - 36 - 21.6 * 27.6 = 466.56 - 36 - 596.16 = -165.6

Answer 2

Объяснение:

(6 * 3,6 - 6) * (6 *3,6 + 6) - 6 * 3,6 * (6 * 3,6 + 6) = 15,6 *27,6 - 21,6 * 27,6 = - 165,6