JEE Main 2026 — Trigonometric Ratios & Identities Questions with Solutions

Let α and β respectively be the maximum and the minimum values of the function f(θ)=4 ( ⁴ ((7 π)/(2)-θ )+ ⁴(11 π+θ) )-2…

The value of √(3) cosec 20ⁱrc- 20ⁱrc 20ⁱrc 40ⁱrc 60ⁱrc 80ⁱrc is equal to

Let (α+β)=-(1)/(10) and (α-β)=(3)/(8), where 0<α<(π)/(3) and 0<β<(π)/(4). If 2 α=3(1-r √(5))√(11)(s+√(5)), r, s N, then…

Let (π)/(2) ((15 θ)/(2) )( 8 θ+ 8 θ)+ ((15 θ)/(2) )( 8 θ- 8 θ) is equal to

The least value of ( ² θ-6 θ θ+3 ² θ+2 ) is

Let P = \θ [0, 4π] : ²θ ≠ 1\ and S = \a Z : 2(⁸θ - ⁸θ) 2θ = a², θ P\. Then n(S) is:

If ((π)/(18) ) ((5π)/(18) ) ((7π)/(18) ) = K, then the value of ((10Kπ)/(3) ) is :

If (A-B) A+ ² C ² ~A=1, ~A, ~B, C (0, (π)/(2) ), then

If ² 48ⁱrc- ² 12ⁱrc ² 24ⁱrc- ² 6ⁱrc=α+β √(5)2, where α, β N, then α+β is equal to \\\\\_

If A = ( 3^°)/( 9^°) + ( 9^°)/( 27^°) + ( 27^°)/( 81^°) and B = 81^° - 3^°, then (B)/(A) is equal to _____.