The greatest number among 30 4530 and 620 is – InterviewSolution

1.

The greatest number among 30 4530 and 620 is

Answer»

Taking the tenth roots, you need to compare 3^5, 4^4, 5^3, 6^2

since if a>b, a^10>b^10. These are 243, 256,125, 36.

Thus the greatest is 4^40

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