Question

find the product of 3x-2 and 2x^2 +11x-6​

Answer 1

Explanation:

In the given polynomial f(x)=2x

3

+3x

2

−11x+6, substitute x=−1 as shown below:

f(−1)=(2×(−1)

3

)+(3×(−1)

2

)−(11×(−1))+6=(2×−1)+(3×1)+11+6=−2+3+11+6

=−2+20

=18

Hence, f(−1)=18.