Question

срочно)ПОМОГИТЕ))))))номер1.31 (1,2)

Answer 1

1) x2-x-2
x2+x-2x-2
x(x+1)-2(x+1)
(x-2)(x+1)
2) t2-9t+18
t2-3t-6t+18
t(t-3)-6(t-3)
(t-6)(t-3)