Question

simplify 9/√5 by rationalising the denominator.
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Answer 1

Answer:

9 root 5 /5

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

$\frac{9}{\sqrt{5} }$  x $\frac{\sqrt{5} }{\sqrt{5} }$ = $\frac{9\sqrt{5} }{5}$

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