SOLUTION: Difference Quotient of f f(x) = 4x+8 {{{ (f(x+h)-f(x))/h) }}} I'm having trouble with putting this in the right areas, the answer is 4 but I'm not sure how my online cla

Algebra ->  Functions -> SOLUTION: Difference Quotient of f f(x) = 4x+8 {{{ (f(x+h)-f(x))/h) }}} I'm having trouble with putting this in the right areas, the answer is 4 but I'm not sure how my online cla      Log On


   



Question 1071708: Difference Quotient of f
f(x) = 4x+8
+%28f%28x%2Bh%29-f%28x%29%29%2Fh%29+
I'm having trouble with putting this in the right areas, the answer is 4 but I'm not sure how my online class got 4?

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Difference Quotient of f
f(x) = 4x+8
------
f(x+h) = 4(x+h)+8 = 4x + 4h + 8
f(x) = 4x+8
-------
Find the difference::
f(x+h)-f(x) = 4h
------
Divide the difference by "h"::
-------------------------
[f(x+h)-f(x)]/h = 4h/h = 4
--------------
Cheers,
Stan H.
--------------