Question

if x=0 and x=-1 are the roots polynomial of f(x) =2x^3-3x^2+ax +b​

Answer 1

Step-by-step explanation:

if x= 0

f(0) =2(0)^3 -3(0)^2 +a(0) + b

=0-0+0+b

=b

if x=-1

f(-1)=2(-1)^3 -3(-1)^2 +a(-1) + b

=-2-3+a+b

= -5+a+b