Question

РЕШИТЕ СРОЧНО !!!!!!!!!!!!!!!!!!!!!!!! даю 20 баллов

Answer 1

#1
1,5*(-1)^3-2,4*2=1,5*(-1)-4,8=-1,5-4,8=-6,3
#2
-4x^3(x^2-3x+2)=-4x^5+12x^4-8x^3
(1-x)(2y+x)=2y+x-2xy-x^2