Question

Solve for x helpp again x^7= 84

Answer 1

`x=\sqrt[7]{84}`

Explanation:

1) Take the 7th root of both sides.

`x=\sqrt[7]{84}`

Check the answer:

`x^7=84`

1) let x = ^7sqrt84

(^7sqrt84)^7 = 84

2) use this rule: ^7sqrtx^7 = x.

84=84

Answer 2

x = 7 square root 84

OR

x = 1.88320258...

Explanation: