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JEEMAIN and NEET
>>
Mathematics
>>
Class11
>>
Complex Numbers and Quadratic Equations
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Q)
Let
z
=
|
1
2
+
3
i
4
+
5
i
2
−
3
i
6
7
+
8
i
4
−
5
i
7
−
8
i
−
9
|
,then
(
A
)
z
i
s
p
u
r
e
l
y
r
e
a
l
(
B
)
z
i
s
p
u
r
e
l
y
i
m
a
g
i
n
a
r
y
(
C
)
z
=
0
(
D
)
n
o
n
e
o
f
t
h
e
s
e
Share
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