Q5 of 76 Page 8

Express the following as pure surds.

Given, 6√5


Need to express it as pure surd


⇒ 6√5 can be expressed as (√6)2 .√5


⇒


=


=


∴ is pure surd


∵ a surd with rational coefficient as unity is pure surd


Hence, 6√5 is expressed as pure surd


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