Question

How do you solve `x^ { - 4} - 5= 76`?

Answer 1

`x=1/3`

Explanation:

Here is the process to get the answer:
`x^-4-5=76`
`x^-4=76+5=81`
`x^-4=1/x^4=81`
`1/81=x^4`
`x=root(4)(1/81)`
`x=1/3`