Question

rationalize the denominator of 1 by root 5 ​

Answer 1

Answer:

✅Rationalize the denominator.

1 / rt5

= 1 × rt5 / rt5 × rt5

= rt5 / 5

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Answer 2

Given,

• $1/\sqrt{5}$ is given.

To find,

• Rationalize the denominator.

Solution,

The denominator  $1/\sqrt{5}$  is rationalized as $\sqrt{5} /5$.

We can simply rationalize the denominator  $1/\sqrt{5}$ by multiplying its numerator and denominator by $\sqrt{5}$.

              =( $1/\sqrt{5}$) * $\sqrt{5}$/$\sqrt{5}$

              = $\sqrt{5}$ /$5$

Hence, the denominator  $1/\sqrt{5}$  is rationalized as $\sqrt{5} /5$.