Simplify (1x?1+1y?1 1 x ? 1 + 1 y ? 1 )-1

Question 1 Report

Simplify ( $\frac{1}{x^{- 1}} + \frac{1}{y^{- 1}}$ )-1

\frac{x}{y}

\frac{x}{y}

(xy)-1

Answer Details

Simplify (

\frac{1}{x^{- 1}} + \frac{1}{y^{- 1}}

)-1 = (

\frac{1}{x^{- 1}} + \frac{1}{y^{- 1}}

)-1
= (x + y)-1 =

\frac{(x)}{y}

\frac{x}{y}