Q6 of 81 Page 153

Let us write what should be added with to get the sum

Given:

√5 + √3


Let the term added to √5 + √3 is x :


It can be written as:


√5 + √3 + x = 2√5


⇒x = 2√5-√5-√3


⇒x = √5-√3


Hence, we need to add √5-√3 to get 2√5


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