### Home > A2C > Chapter 12 > Lesson 12.2.1 > Problem 12-98

12-98.

*x* > 1000

Remember to consider where log *x* is undefined.

See part (a).

Consider where log* _{x}* 27 is undefined.

0 < *x* < 1 or

1 < *x* < 3

12-98.

*x* > 1000

Remember to consider where log *x* is undefined.

See part (a).

Consider where log* _{x}* 27 is undefined.

0 < *x* < 1 or

1 < *x* < 3