Question

rationalise
$\frac{1}{ \sqrt{} 7}$
​

Answer 1

Answer:

Answer is

$\frac{ \sqrt{7} }{7}$

Step-by-step explanation:

$\frac{1}{ \sqrt{7} } \times \frac{ \sqrt{7} }{ \sqrt{7} } = \frac{ \sqrt{7} }{7}$

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