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If it is to a (-) power then that is the same as saying it is 1 divided by 2 to the power of 1. 2 to the power of 1 is 2, and so 1 divided by 2 is 1/2 or 0.5.

Q: How do you find out 2 to the negative 1 power?

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1

The answer is 1/2!

Answer #1:Negative one-half to the negative 4th power, ie -((1/2)-4) equals -16Answer #2:Negative one-half to the negative 4th power, ie (-1/2)-4 equals +16

3

1/-25

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When something is to the negative first power, you find the inverse of it - which means you flip the fraction. (1/2)^-1=2/1 2

1

The answer is 1/2!

Answer #1:Negative one-half to the negative 4th power, ie -((1/2)-4) equals -16Answer #2:Negative one-half to the negative 4th power, ie (-1/2)-4 equals +16

3

2 to the negative 6th power as a fraction = 1/64

1/64

1/-25

2-1 x 2-2 = 2-1 + -2 = 2-3 = 1/8, or one eighth.

9 to negative 2 = 1/9 to plus 2 = 1/81

The value of 3 to the negative power of 2 is 1/9.

That is the definition of negative powers.