Simplify: ((1/x+h)-(1/x))/h
\(\frac{( \frac{1}{x}+h)- \frac{1}{x} }{h}= \\ = \frac{ \frac{1}{x}+h- \frac{1}{x} }{h}= \\ =\frac{h}{h}= 1\)Thank you.