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Byju's Answer
Standard XII
Mathematics
General Solution of Trigonometric Equation
The solution ...
Question
The solution set of
sec
x
=
sec
(
π
+
x
)
is
A
x
=
n
π
,
n
∈
Z
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B
x
=
2
n
π
±
π
2
,
n
∈
Z
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C
x
=
(
2
n
+
1
)
π
2
,
n
∈
Z
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D
x
=
ϕ
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Solution
The correct option is
D
x
=
ϕ
sec
x
=
sec
(
π
+
x
)
⇒
sec
x
=
−
sec
x
⇒
2
sec
x
=
0
⇒
sec
x
=
0
which is not possible as
|
sec
x
|
≥
1
Suggest Corrections
3
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General Solution of Trigonometric Equation
Standard XII Mathematics
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