Question

х^2+7х-8х^2-7х+6 саркрыть скобки

Answer 1

x^2 + 7x - 8 = (x + 8)(x - 1)
x^2 - 7x + 6 = (x - 6)(x - 1)

(x + 8)(x - 1) / (x - 6)(x - 1) = (x + 8)/(x - 6)