Question

in seara asta am o urgenta va rogggggggggggggg
x³ +bx²- a² x - a²b
sa se descompuna in factori
Multumesc

Answer 1

x³ +bx²- a² x - a²b= x²(x+b) -a²(x+b) =(x+b) (x²-a²) sau = (x+b)(x-a)(x+a)

Answer 2

$...=x^2(x+b)-a^2(x+b)=(x+b)(x^2-a^2)=(x+b)(x-a)(x+a)$

Cum se citeste cuvantul rogggggggggggggg?