Question

Упростить
(4-а)^2
(1+3х)^2
(8-а)(8+а)
(b-1)(b^2+b+1)
(a^2+b^4)^2

Answer 1

1)а^2-8а+16.

2)9х^2+6х+1.

3)64-а^2.

4)b^3-1.

5)a^4+2a^2b^4+b^8.