Q. 3 C5.0( 1 Vote )

# Simplify by rationalizing the denominator.

Answer :

Given,

Need to simplify by rationalizing denominator

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

⇒ can be written as

⇒ ×

=

⇒ we know the denominator is in the form of a^{2}–b^{2} = (a+b)(a–b)

=

=

Hence, is simplified by rationalizing denominator as

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