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(6x+1)(x-2)-(x-6)(6-3x)=


Răspuns :

=6x^2-12x+x-2-(6x-3x^2-36+18x)
=6x^2-12x+x-2-6x+3x^2+36-18x
=9x^2-35x+34
CORONITA?
(6x+1)(x-2)-(x-6)(6-3x)
6x^2-12x+x-2-6x+3x^2+36-18x
=9x^2-35x+34

Succes!