Originally Posted by Pikeman85 I am looking for the limit of h as h goes to 0 of the function: (((7/(a+h)) - (7/a))/h Not the answer! Just how to do it. $\displaystyle \lim_{h\to{0}}\frac{7}{a+h}-\frac{\frac{7}{a}}{h}$? If thats right combining we would get $\displaystyle \lim_{h\to{0}}\frac{7(ah-a-h)}{ah(a+h)}$ Do you see a problem if this in fact your limit?
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