asked 190k views
0 votes
Which of the following is a complex number?

-7
2 + StartRoot 3 EndRoot
4 + 9i
Pi

asked
User Fukudama
by
8.1k points

2 Answers

1 vote
Second to last one is my guess
answered
User Wazeed
by
9.2k points
6 votes

Answer: c

Explanation:

,,,

answered
User Chris Xue
by
7.5k points
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