find f(a), f(a+h), and the difference quotient

23. [-/2 Points] DETAILS LARCALC11 1.3.JIT.003. Find A(a), fa + h), and the difference quotient fath) - fa) where h # 0. h Ax) = 3 - 5x + 9x2 A(a) = Ra + h) = fa + h) - f(a) h