Question

Разложите на множители:
x^3-xy^2-6y^2+6x^2
a^2+2ab+b^2-25

Answer 1

x^3-xy^2-6y^2+6x^2=(x-y)(x+y)(x+6)

a^2+2ab+b^2-25=(a+b-5)(a+b+5)