Identify which of the following are surds and which are not with reasons
Given, √8 × √6
Need to find √8 × √6 is surd or not
⇒ we know √a × √b = 
⇒ √8 × √6 can be written as 
⇒ 
= 4√3, which is irrational number
⇒ since, 4√3 cannot be expressed as squares or cubes of any rational numbers
⇒ Hence, √8 × √6 is surd
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