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# Identify which of the following are surds and which are not with reasons

Answer :

Given, ∛4 ×

Need to find ∛4 × is surd or not

⇒ we know √a × √b =

⇒ ∛4 × can be written as

⇒

= 2× 2 × 2 = 8 is not irrational number as it can be expressed in cubes form

⇒ Hence, it is not a surd

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