Question

Find the smallest number by which 128 must be multiplied to obtain a perfect cube.​

Answer 1

Answer:

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Step-by-step explanation:

Hence the smallest number by which 128 should be divided to make a perfect cube is 2 . Here, the prime factors 5 is not present as triples. Hence, we divide 135 by 5, so that the obtained number becomes a perfect cube. 135÷5=27=33 135 ÷ 5 = 27 = 3 3 is a perfect cube.