Question

Solve this -2^-2^-2^-2=?

Answer 1

`(-2)^root(4)(-2) ~~ -0.127i`

Explanation:

`(-2)^((-2)^((-2)^(-2))`

`(-2)^((-2)^(1/(-2)^2)`

`(-2)^((-2)^(1/4)`

`(-2)^root(4)(-2) ~~ -0.127i`