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"Dose" is a measured portion of a medicine. I am not aware of any exponents that have anything to do with measured quantities of medication!

A negative exponent is simply the reciprocal of the corresponding positive exponent.

Thus x^(-a) = (1/x)^a for non-zero x.

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โˆ™ 2014-09-29 10:02:41
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โˆ™ 2015-09-30 16:59:29

We make a fraction with the whole thing in the denominator...

and make the exponent positive!

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