Question

p(x3/2x2+2x-1 is a poly (x-1) is a factor of p(x)or not

Answer 1

Answer:

Factor Theorem:

When p(c)=0 , then x−c is a factor of the polynomial p(x)

Here,

p(x)=x

3

−2x

2

p(2)=2

3

−(2)2

2

=8−8=0

So, (x−2) is a factor of the polynomial p(x)