Rationalise the denominator of 1/√5+√2.
Answers
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Hope it helps☺!
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Given:
To find:
- Rationalize the denominator.
Solution:
Concept to be used:
Rationalization: It is used to free the denominator from any radical sign.
For that, multiply and divide the fraction with RF of denominators.
- if denominator is then, RF factor is .
Step 1:
Find the RF.
As denominator is
then rationalization factor is
Step 2:
Multiply and divide by RF.
or
Apply identity
So,
or
or
Thus,
Rationalization of is
Learn more:
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