p(x) =x+ 4
p(–x) = –x+ 4
∴ p(x) + p(–x) =x+ 4 –x+ 4
= 8
If p(x)=x+3, then find the value of p(x)+p(−x)
If p(x)=x+4 then p(x)+p(−x)=? (a) 0 (b) 4 (c) 2x (d) 8