Question

p(x)=2p1(x)+p2(x)-p3(x) p1(x)=-3x2+2 p2(x)=1-x p3(x)=x2-4x

Answer 1

p(x)=2p1(x)+p2(x)-p3(x)=2(-3x2+2)+1-x-(x2-4x)=-6x^2+4+1-x-x^2+4x=-7x^2+3x+5