Question

р(х)=р1(х)-р2(х)+3р3(х)
р1(х)=2х2-5х
р2(х)=3х2+1
р3(х)=х-2

Answer 1

р(х)= (2х2-5х)-(3х2+1)+3(х-2) р(х)= 4х-5х-6х-1+3х-6 р(х)=-4х-7