Answer
$5.9-2.4i$
Work Step by Step
Step 1: $(3.5+1.2i)+(2.4-3.6i)$
Step 2: $(3.5+2.4)+(1.2i-3.6i)$
Step 3: $5.9-2.4i$
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.