158k views
4 votes
Select the correct answer. Write (21 − 4i) − (16 + 7i) + 28i as a complex number in standard form. A. 5 + 39i B. 5 + 17i C. 5 − 39i D. 5 − 17i

1 Answer

1 vote

Answer:

b. 5 + 17i

Explanation:

User HamSh
by
3.8k points