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Cerrena [4.2K]
3 years ago
14

Identify the real and imaginary parts of the given number. Then identify whether the number belongs to each of the following set

s: real numbers, imaginary numbers, and complex numbers.
−9 + 9i
The real part of −9 + 9i is ____ and the imaginary part is ____.
The number −9 + 9i belongs to which of the following sets. Select all that apply.

A real numbers
B imaginary numbers
C complex numbers

See image.

Mathematics
1 answer:
IceJOKER [234]3 years ago
6 0

Answer:

-9 is real, 9i is imaginary, C

Step-by-step explanation:

-9 is real because you can literally draw nine things.

9i is imaginary because i is √-1 and square roots of negatives are imaginary.

It is complex because complex expressios are written as a+bi.

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