find the smallest number by which 72 should be multiplied to get a perfect cube.
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find the smallest number by which 72 should be multiplied to get a perfect cube.
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Answer:
3
Step-by-step explanation:
since, 72= 8*9
= (2)^3 × (3)^2
so, we need one more 3 in multiplication to make its power 3.
therefore, 72*3 = 216 = (6)^3
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∴ The smallest number required to multiply 72 to make it a perfect cube is 3.