It's kind of in the definition of what 1 is to say that 1 to the power of anything is 1. You can use complicated powers, but the outcome will always be 1.
The simplest method for determining a number's nth power is to multiply it exactly n times. In this situation, we might simply calculate pow(2,-3) = 1/(23), which is the inverse of its positive power.
Divide both sides by the left-hand integer to create a ratio with the notation 1: n. Divide both sides by the right-hand integer to represent the ratio as n: 1. to check if you're right.
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