Math, asked by Pratiksha9999, 3 months ago

Prove this question.
Thankyou ​

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Answered by LaeeqAhmed
1

 {(a + b)}^{ - 1}  {( {a}^{ - 1}  +  {b}^{ - 1} )}^{ }

 \implies ( \frac{1}{a + b} )  {( \frac{1}{a}  +   \frac{1}{b} )}

\implies ( \frac{1}{ \cancel{a + b} })  {( \frac{ \cancel{a + b}}{ab}  )}

\implies  \frac{1}{ab}

 \therefore  {(ab)}^{ - 1}

 \purple{ \sf Hence \:  \: Proved.}

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