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College math

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(-30a^14b^8/10a^17b^-2)totally lost on me??

  • College math -

    -30/10 = -3
    a14/a^17 = 1/a^3 or a^-3
    b^8/b^-2 = b^10

    so -30a^14b^8/(10a^17b^-2)
    = -3 a^-3 b^10 or -3b^10/a^3

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