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Byju's Answer
Standard XII
Mathematics
Iota
Express the f...
Question
Express the following expression in the form of
a
+
i
b
.
(
3
+
i
√
5
)
(
3
−
i
√
5
)
(
√
3
+
√
2
i
)
−
(
√
3
−
i
√
2
)
Open in App
Solution
=
(
3
)
2
−
(
√
5
i
)
2
√
3
+
√
2
i
−
√
3
+
√
2
i
=
9
−
5
2
√
2
i
×
i
i
=
−
7
√
2
2
i
=
0
+
−
7
√
2
2
i
Suggest Corrections
5
Similar questions
Q.
Express the following expression in the form of a + ib
(
3
+
√
5
i
)
(
3
−
√
5
i
)
(
3
+
√
2
i
)
−
(
√
3
−
√
2
i
)
Q.
Express following in
a
+
i
b
form
1
i
+
2
i
2
+
3
i
3
+
5
i
4
Q.
Express in the form
A
+
i
B
(1)
3
+
5
i
2
−
3
i
(2)
√
3
−
i
√
2
2
√
3
−
i
√
2
(3)
1
+
i
1
−
i
(4)
(
1
+
i
)
2
3
−
i
(5)
(
a
+
i
b
)
2
a
−
i
b
−
(
a
−
i
b
)
2
a
+
i
b
Q.
Express in the form a + ib. (i)
(
5
−
3
i
)
3
(ii)
5
+
√
2
i
1
−
√
2
i
Q.
Derive the following complex in the form of
A
+
i
B
.
1
+
2
i
+
3
i
2
1
−
2
i
+
3
i
2
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