Q. 1 E5.0( 1 Vote )

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

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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