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TN XII Math
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Q)
If
x
2
+
y
2
=
1
then the value of
1
+
x
+
i
y
1
+
x
−
i
y
is
(
1
)
x
−
i
y
(
2
)
2
x
(
3
)
−
2
i
y
(
4
)
x
+
i
y
Share
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