Question

Помогите с примером по алгебре !!!

Answer 1

=-(u³-15*u²+75*u-125)-2*(u²-4*u+3)=-u³+15*u²-75*u+125-2*u²+8*u-6=-u³+13*u²-67*u+119. Ответ: -u³+13*u²-67*u+119.

Answer 2

-(u-5)³-2(u-3)(u-1)= - (u³-125)-2(u²+3-6u) =u³-125+2u²-6+12u= u³-131+2u²+12u