Simplify the difference quotient f(x) − f(a) / x − a if x ≠ a. f(x) = x^3 − 36
(i've also attached a picture of the problem so it's a bit easier to visualize)
![Simplify the difference quotient fx fa x a if x a fx x3 36ive also attached a picture of the problem so its a bit easier to visualize class=](https://us-static.z-dn.net/files/d2a/fcd2dbb399ae3a88313b6368364b6728.png)