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Byju's Answer
Standard XII
Mathematics
Complex Numbers
1 Express the...
Question
1) Express the following in the form of a = ib, a,b
ϵ
R
i
=
√
−
1
. State the values of a and b.
(
2
+
3
i
)
(
2
−
3
i
)
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Solution
(
2
+
3
i
)
(
2
−
3
i
)
4
−
(
−
9
)
=
13
a
=
13
,
b
=
0
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0
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Q.
Express the following in the form of a = ib, a,b
ϵ
R
i
=
√
−
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. State the values of a and b.
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i
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