Question

Answer 1

c: A=2x^2-2x-2x^2-x-3+3x=-3

d: =2x^2-6x-2x^2+4x+2x-4=-4

e =6x62+33x-10x-55-6x^2-14x-9x-21

=-76

d: =6x^2-10x+33x-55-6x^2-14x-9x-21

=-76