Question

P(x) =2x^3+3x^2+5x-7 then find the value of P(x) +P(-x)​

Answer 1

Answer:

3x^2-7

Step-by-step explanation:

p(-x) = 2(-x)^3+3(-x)^2+5(-x)-7

= -2x^3+3x^2-5x-7

p(x)+p(-x)= 3x^2-7