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31 August, 17:48

Which of the following is a complex number?

-7

2 + √3

4 + 9i

pie (no symbol available)

+1
Answers (1)
  1. 31 August, 18:15
    0
    The correct answer is option C, 4 + 9i

    Step-by-step explanation:

    A complex number is the one which has a real number and an imaginary number.

    In all the example given, option C 4 + 9i has "i" which signifies the imaginary number which nothing but a negative square root.
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