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}

xy

\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}

Read lesson note on Solution Of Linear Equations (WAEC)

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Solution Of Linear Equations

Algebraic Expressions

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