Range of Trigonometric Equation (Jee Mains) | ExamDuo
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Basic Ratios, Identities & Formulas
Medium
Range of Trigonometric Equation
The set of all values of
λ
for which the equation
cos
2
2
x
−
2
s
i
n
4
x
−
2
cos
2
x
=
λ
Ask about this question
SELECT ONE OPTION
A
[
−
2
,
−
1
]
B
[
−
2
,
−
3
2
]
C
[
−
1
,
−
1
2
]
D
[
−
3
2
,
−
1
]
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