Chapter 11.2, Problem 30E

To determine

To explain:the exponential given function is undefined for $a<0$ .

Answer to Problem 30E

x is an even fractional exponent.

Explanation of Solution

Given:

Thegiven function is $y=a$ .

Calculation:

The function $y=a$ is undefined when:

  $a<0$ and x is an even fractional exponent.

Where $x=\frac{1}{n}$ and n is an even number.