4 JEE Main 2025 Trigonometric Ratios & Identities previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2025 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 x+ ² x=1, x (0, (π)/(2) ), then ( ¹² x+ ¹² x )+3 ( ¹⁰ x+ ¹⁰ x+ ⁸ x+ ⁸ x )+ ( ⁶ x+ ⁶ x ) is equal to :
The value of ( 70ⁱrc ) ( 10ⁱrc 70ⁱrc-1 ) is
If (π)/(2) ≤ x ≤ (3 π)/(4), then ⁻¹ ((12)/(13) x+(5)/(13) x ) is equal to
If ₌₁¹³ \1 ((π)/(4)+(r-1) (π)/(6) ) ((π)/(4)+(r π)/(6) ) \=a √(3)+b, a, b Z, then a²+b² is equal to :