Question

Rationalise denominator of 1/√7

Answer 1

$\: \: \: \: \frac{1}{ \sqrt{7} } \\ = \frac{1 \times \sqrt{7} }{ \sqrt{7} \times \sqrt{7} } \\ = \frac{ \sqrt{7} }{7}$
hope this helps you

Answer 2

Hi Friend

rationalize of denominator of 1/√7 is

1/√7 ×√7/√7

= √7/7

Hope it helps u :-)