Find the smallest number by which 392 must be multipled to obtain a perfect cube
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when we multiply 392 by 7 then it becomes a perfect cube
jdharman8:
How show the method
by prime factorisation method
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1/392 is the number by which 392 must be multiplied to obtain a perfect cube number. Because when we multiply 392 by 1/392 then we get 1 as the product and 1 is perfect cube number. And 1/392 is the smallest number
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