Answer:
2
Step-by-step explanation:
roots are the intercepts at the x axis I believe
525 mL
(f(x+h)-f(x))/h=(9(x+h)^2+8x+8h+2-9x^2-8x-2)/h=(9x^2+18xh+h^2+8h-9x^2)/h=18+8+h