Question

Vă rog mult dau coroana + 50 de puncte


Descompuneti in factori:
1.(2x+1)^2-x-3)^2
2.a 2-b^2+x^2-y^2+2(ax-by)
3.x^3+5x^2+6x
4x 2-a+1)x+2
5.x2-yz-x^2+2xy
6.x^4-a^2+b^2)^2+2a 2b^2+594
7.x^2+2xy+y^2-22
8.49-x^4​

Answer 1

Răspuns:

3. x( x²+5x+6)

7.

(x+y)(x+y)-22= (x+y)²-22