SOLUTION: For f(x)= 1/x^2 find (f(x+h)-f(x))/h I don't understand how to even begin to work the problem and how I can separate h, thank you in advance.

Question 773878: For f(x)= 1/x^2 find (f(x+h)-f(x))/h
I don't understand how to even begin to work the problem and how I can separate h, thank you in advance.
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Just substitute the express and do the necessary algebra steps.

Use that expression in the expression for the difference quotient.

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