SOLUTION: a. f(x)-f(a)
___________
x-a
b. f(x+h)-f(x)
___________
h
f(x)=4x
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Question 939479: a. f(x)-f(a)
___________
x-a
b. f(x+h)-f(x)
___________
h
f(x)=4x
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
f(x)=4x
-----
f(x)-f(a) = 4x-4a
-
[f(x)-f(a)]/[x-a] = (4(x-a)/(x-a)] = 4
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cheers,
Stan H.
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