Question

Can someone help please

Answer 1

9514 1404 393

Answer:

  16x +8h

Step-by-step explanation:

Use the given function arguments and simplify.

  $\dfrac{f(x+h)-f(x)}{h}=\dfrac{8(x+h)^2-8x^2}{h}=\dfrac{8(x^2+2hx+h^2)-8x^2}{h}\\\\=\dfrac{8x^2 +16xh+8h^2-8x^2}{h}=\dfrac{16xh+8h^2}{h}=\boxed{16x +8h}$