asked 107k views
4 votes
Add or subtract as indicated

(3 + 3i) - (3 + 21) + (1 + 4i)
а. 1+9i
B.-1+5i
C.-1-3i
D.1+5i

asked
User Tozlu
by
7.3k points

1 Answer

4 votes
The answer is -20+7i
answered
User Judking
by
8.3k points
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