- 1 to the power 2 = 1 and to the power 3 takes you back to -1.
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3 to the power of 1 is 3. 3 to the power of minus 2 is equal to 1 over 3 to the power of 2. 3 to the power of 2 is 9. 3 to the power of 1 times 3 to the power of minus 2 is the same as... 3 divided by 3 to the power of 2. So that gives us 3 divided by 9 which is the same as 1/3.
1 to -3 power = -2
3^-1 = 1 over (3 to the power of 1) = 1/3, one third. a minus power is the same as a normal power but with a 1 above it.
1/3
Using symbol "^" for power. 2^(-3) is 1 / (2^3). 2^3 means 2x2x2.