Question

Find the value of polynomial x=2+x+2x square minus x cube at x=2

Answer 1

Answer:

p(x)=2+x+2x²-x³.

x=2.

p(2)=2+2+2(2)²-(2)³.

=4+2(4)-8.

=4+8-8.

=4. (Because +×-=-).

I think this is your answer.