### Home > A2C > Chapter 9 > Lesson 9.2.1 > Problem 9-72

9-72.

Write each of the following expressions in the form

*a*+*bi*. Homework Help ✎

− 18 − 5*i*

1 ± 2*i*

9-72.

Write each of the following expressions in the form

*a*+*bi*. Homework Help ✎

− 18 − 5*i*

1 ± 2*i*