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3 find the smallest number by400 must be multipled toobtain a perfect cube. Alsoflund the cube toot of thenumbet so oftained,​

Answer»

Answer:

20

Step-by-step EXPLANATION:

because ,prime factorisation of 400=2×2×2×2×5×5

here,we don't have TRIPLET of 2 and 5

so we have to MULTIPLY it by 2×2×5=20

400×20=8000,a perfect cube of 20

so, the smallest number to be multiplied =20

I hope it is helpful to U


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