Question

if p(x)= x+3, then find the value of p(x)+p(-x)

Answer 1

p(x)= x+3
put x=-x
then,
p(-x) = -x+3
then put both the values in the given equ.
= p(x)+p(-x)
= x+3-x+3
= 6
6 is the value of this equ.
Answer is six

Answer 2

the answer is 0 ..the steps are shown.........hope you find the answer useful