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Byju's Answer
Standard XII
Mathematics
Complex Numbers
Find multipli...
Question
Find multiplicative inverse of
3
+
2
i
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Solution
Let
z
be the multiplicative inverse of
3
+
2
i
.
then
⇒
z
.
(
3
+
2
i
)
=
1
⇒
z
=
1
3
+
2
i
=
3
−
2
i
(
3
+
2
i
)
(
3
−
2
i
)
⇒
z
=
3
13
−
2
13
i
(
3
13
−
2
13
i
)
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