X^2-81 y^2-4a+4 36x^4y^2-169c^2 (x+1)^2-(x-1)^2

Question

X^2-81 y^2-4a+4 36x^4y^2-169c^2 (x+1)^2-(x-1)^2

Comments

Разложите на множители

Answer 1

1) (x-9)(x+9)

2)(y-2)^2

3)(6x^2y^2-13c)(6x^2y^2+13c)

4)4x