Question

(n-2)^2=?
(2a+3b)^2=?
(x-5)(x+5)=?
(4x-y)(y+4x)=?
(a+3b)^2-(3a-b)^2=?
(x-3)^2=?
(2a+5b)^2=?
(a-2)(a+2)=?
(3x-y)(y+3x)=?
18ab^3-2a^3b=?
a^4+6a^2b+9b^2=?

Answer 1

Объяснение:

надеюсь помогла.......