Question

What is the radical form?

Answer 1

B

Explanation:

Using the rules of exponents

`a^(-m)` ⇔
`(1)/(a^(m) )`

`a^{(m)/(n) }` ⇔
`\sqrt[n]{a^(m) }`

Given

`t^{-(2)/(7) }`

=
`\frac{1}{t^{(2)/(7) } }`

=
`\frac{1}{\sqrt[7]{t^(2) } }`