Answer
$-5-3i$
Work Step by Step
Combine like terms such as real and imaginary terms and simplify:
$(4-\frac{1}{2}i)-(9+\frac{5}{2}i)=(4-9)+i(-\frac{1}{2}-\frac{5}{2})$
$=-5-3i$
Multivariable Calculus, 7th Edition
by Stewart, James
Published by
Brooks Cole
ISBN 10:
0-53849-787-4
ISBN 13:
978-0-53849-787-9
Appendix G - Exercises - Page A12: 2
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
