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Complex Numbers
hard
0:00.0
Find the amplitude of
z
=
−
5
z = -5
z
=
−
5
.
A
0
B
p
i
/
2
\\pi/2
p
i
/2
C
p
i
\\pi
p
i
D
−
p
i
/
2
-\\pi/2
−
p
i
/2
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