Question

400 A perfect cube? if not find the smallest natural must be multiplied so that the product is a perfect cube​

Answer 1

Answer:20

Step-by-step explanation:

400 is not a perfect cube

cube√400=cube√2*2*2*2*5*5

=2cube√2*5*5

There for it must be multiplied by 2*2*5 i.e equal to 20

OR

In Simple,

400=20*20

Hence it must be multiply by 20

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