Question

How is 3^-3 = 1/8. please help

Answer 1

Answer: it's not its
`(1)/(27)`

Explanation:

Because the negative in the exponent moves it to the denominator then just cube 3 in the denominator

`(1)/(3^(3) )`

`(1)/(27)`

But
`2^(-3) =(1)/(8)`

because
`(1)/(2^(3) )` =
`(1)/(8)`