If f(x) is a polynomial with real coefficients such that f(8+8i)=38+9i, then f(8−8i)=a+bi. What is the value of a+b?

Answer 1

If f(a+bi) = c+di,
f(a-bi) = c-di

So, f(8-8i) = 38-9i
a+b = 27

Answer 2

29 sir

Answer 3

good catch.