Упростите выражение
Б) = 9x⁶ * 7y⁴ * y³ = 3x² * 7 * y³ = 3 * 1 * y = 3y 8y⁶ 6x⁴ 14x³ 8y² 2 14x³ 8 2 2x 32x в) 1) x² -y² * 6x² = (x-y)(x+y) * 6x = 6x (x-y) xy x+y y x+y y 2) 6x(x-y) : 12x-12y = 6x(x-y) * 5y² = 5xy = 2.5xy y 5y² y 12(x-y) 2
9х*6/8у*6×7у*4/6х*4×у*3/14х*3=9х*2/8у*2×7у*3/14х*3=9у/16х