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Byju's Answer
Standard XIII
Mathematics
Equation of Conics in Complex Form
If |z1| = 2, ...
Question
If
|
z
1
|
=
2
,
&
z
2
be the point in which sartisfies
the condition
(
z
2
+
¯
¯¯¯
¯
z
2
)
−
i
(
z
2
−
¯
¯¯¯
¯
z
2
)
=
8
√
2
,
then the minimum value of
|
z
1
−
z
2
|
is
A
2
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B
2.0
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C
2.00
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Solution
iven:
|
z
1
|
=
2
,
(
z
2
+
¯
¯¯¯
¯
z
2
)
−
i
(
z
2
−
¯
¯¯¯
¯
z
2
)
=
8
√
2
|
z
1
|
=
2
⇒
x
2
+
y
2
=
4
(
z
2
+
¯
¯¯¯
¯
z
2
)
−
i
(
z
2
−
¯
¯¯¯
¯
z
2
)
=
8
√
2
⇒
x
+
y
=
4
√
2
A
B
=
O
B
−
r
A
B
=
2
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0
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If
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Q.
If arg (
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) =
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, arg (
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, the value of
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is