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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS
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Chapter 10 - Trigonometric Ratios, Functions and Identities
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JEE Main - 29 January 2023 Shift 2
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Q 47
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HARD
JEE Main
IMPORTANT
Earn 100
The set of all values of
λ
for which the equation
cos
2
2
x
-
2
sin
4
x
-
2
cos
2
x
=
λ
(a)
-
2
,
-
1
(b)
-
2
,
-
3
2
(c)
-
1
,
-
1
2
(d)
-
3
2
,
-
1
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Important Questions on Trigonometric Ratios, Functions and Identities
HARD
JEE Main
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR MATHEMATICS
>
Chapter 10 - Trigonometric Ratios, Functions and Identities
>
JEE Main - 30 January 2023 Shift 1
>
Q 48
If
tan
15
°
+
1
tan
75
°
+
1
tan
105
°
+
tan
195
°
=
2
a
, then the value of
a
+
1
a
is :
