Question

if p(x) = 2x^3 + 5x^2 - 3x - 2 find p(-1)? ​

Answer 1

Answer:

If p = (-1),

Then,

p( - 1) = 6( - 1) ^{3} + 5 ( - 1) ^{2} - 3( - 1) + 2p(−1)=6(−1)

3

+5(−1)

2

−3(−1)+2

\: \: \: \: \: \: = 6( - 1) + 5(1) + 3 + 2=6(−1)+5(1)+3+2

= -6 + 5 + 3 +2

= -6 + 10

= 4