Asked by katie

Find the Difference quotient:
4/(x-3)^2

Answers

Answered by Steve
4/(x+h-3)^2 - 4/(x-3)^2
---------------------------
h

-4(h+2(x-3))
------------------------------
(x-3)^2(x+h-3)^2

Not sure where else you want to take it.
Answered by katie
We have to use the equation
f(x+Δ)-f(x)
-----------
Δx
Answered by Steve
well, that's what I did, using h for Δx.

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