Question

Rationalise the denominator of
$\frac{1}{ \sqrt{7} }$
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Answer 1

AnSwEr -:

√7 / 7 is the final answer of your

question .

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We have to rationalise -:

1/√7

For rationalising the denominator we

have to multiply the numerator and

denominator both by √7

1 x √7 /(√7 x √7 )

= √7 / 7

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Rationalising the denominator-:

A fraction whose denominator is

unsimplified can be simplified in easiest

way by making the denominator rational .

This process is called rationalising the

denominator.

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