Question

rationalise the denominator of each of the following 1/√7

Answer 1

$\frac{1}{ \sqrt{7} } \times \frac{ \sqrt{7} }{ \sqrt{7} } \\ \frac{ \sqrt{7} }{ \sqrt{7} \times \sqrt{7} } \\ \frac{ \sqrt{7} }{7} = welcome \: mate \:$

Answer 2

Hey there! Here is your answer.

$\frac{1}{ \sqrt{7} } \\ = \frac{1}{ \sqrt{7} } \times \frac{ \sqrt{7} }{ \sqrt{7} } \\ = \frac{ \sqrt{7} }{( { \sqrt{7}) }^{2} } \\ = \frac{ \sqrt{7} }{7}$

Hope this answer will help you!

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