Simplify 1x+h−1xh\frac{\frac{1}{x+h} - \frac{1}{x}}{h}hx+h1−x1.
1x(x+h)\frac{1}{x(x+h)}x(x+h)1
−1x(x+h)-\frac{1}{x(x+h)}−x(x+h)1
hx2\frac{h}{x^2}x2h
−hx(x+h)-\frac{h}{x(x+h)}−x(x+h)h