Question

Grupand convenabil termenii,descompuneti in factori:
a) mx-my+nx-ny
b)a la2b+ab la2-a-b
c)x*y+xradical din3-yradical din 2-radical din 3* radical din 2
d) x la3-x la2+x-1
e)xla3+xla2-2x-2

Answer 1

A.x(m+n)-y(m+n)=(x-y)(m+n) B.a(ab-1)-b(ab-1)=(a-b)(ab-1)