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512 = 8x64 = 8x8x8 = 83 343 = 7x49 = 7x7x7 = 73 -343/512 = (-7/8)3

Express -343/512 as a power of rational numbers

Andrew M. answered • 03/14/18

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512 = 8x64 = 8x8x8 = 8³

343 = 7x49 = 7x7x7 = 7³

-343/512 = (-7/8)³

Kenneth S.

this shows the IMPORTANCE of knowing powers of 2, 3, 5, 7 so that the numbers 343 = 7 cubed and 512 = 2^9 can be recognized instantly.

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03/14/18

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