Question

rationalise the denominator ​

Answer 1

Answer:

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Answer 2

Answer:

here is your answer

Step-by-step explanation:

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

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