# How do you express 4^-1 as a positive exponent?

Jul 4, 2017

$\frac{1}{4}$

#### Explanation:

A number raised to a negative power can be expressed as:

${x}^{- y} = \frac{1}{x} ^ y$

In this example, we have ${4}^{- 1} = \frac{1}{4} ^ 1$

This just simplifies to $\frac{1}{4}$