8 JEE Main 2022 Trigonometric Ratios & Identities previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2022 previous-year questions from the Trigonometric Ratios & Identities chapter of Mathematics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Trigonometric Ratios & Identities chapter hub.
If sin 2 10 ° sin 20 ° sin 40 ° sin 50 ° sin 70 ° = α - 1 16 sin 10 ° , then 16 + &#…
The value of 2 sin 12 ° - sin 72 ° is
The value of cos 2 π 7 + cos 4 π 7 + cos 6 π 7 is equal to
If cot α = 1 and sec β = - 5 3 , where π < α < 3 π 2 and π 2 < β < &…
α = sin 36 ° is a root of which of the following equation
16 sin 20 ° sin 40 ° sin 80 ° is equal to
Let S = θ ∈ 0 , π 2 : ∑ m = 1 9 sec θ + m - 1 π 6 sec θ + m π 6 = - 8 3 . Then
The value of 2 sin π 22 sin 3 π 22 sin 5 π 22 sin 7 π 22 sin 9 π 22 is equal to: