Question

Росклажіть на множники:
a²b + c²-abc - ac;
7a³m + 14a²-6bm-3am²b;
21x + 8tm² - 24m²
7xtm.

Answer 1

Ответ:a²b + c² - abc - ac = a(a - c)(b - 1) - c(a + c) = (a - c)(a(b - 1) - c) 7a³m + 14a² - 6bm - 3am²b = a(7a²m + 14a - 3am²b - 6bm) = a(7a²m - 3am²b + 14a - 6bm) 21x + 8tm² - 24m²7xtm = 3x(7t + 8tm - 8m²)