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JEEMAIN and NEET
>>
Mathematics
>>
Class11
>>
Complex Numbers and Quadratic Equations
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Q)
If
z
is a complex number where
1
+
z
+
z
2
=
0
, then the value of
(
z
+
1
z
)
2
+
(
z
2
+
1
z
2
)
2
+
(
z
3
+
1
z
3
)
2
+
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
(
z
6
+
1
z
6
)
2
= ?
(A) 18
(B) 54
(C) 6
(D) 12
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