Asked by Gertrude

Let f (x) = x^2 – 3x + 8 and
g(x) = x – 5.

Find the sum (f + g) (x) and simplify the results.
Answered by MathMate
if (f + g) (x) means f(x)+g(x), then
f(x)+g(x)=x<sup>2</sup> – 3x + 8 + x – 5
Can you take it from there?