Q. 3 A5.0( 1 Vote )

# Simplify by rationalizing the denominator.

Given,

Need to simplify by rationalizing denominator

To rationalize the denominator of we must multiply the number with its denominator as follows

×

=

we know the denominator is in the form of a2–b2 = (a+b)(a–b)

=

=

Hence, is simplified by rationalizing denominator as

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RELATED QUESTIONS :

Which one of the following is not true?

The rationlizing factor of is

is equal to

is equal to