The Unorganised Workers' Social Security Act 2008 has been subsumed in the Code on Social Security, 2020. The Code has come into force with effect from which date?

The minimum value of 12 sin θ + 5 cosθ is

What is the value of 1/(1+tan ²θ ) + 1 / (1+cot ² θ ) = ?

What is the value of cos [(180 – θ)/2] cos [(180 – 9θ)/2] + sin [(180 – 3θ)/2] sin [(180 – 13θ)/2]?

If tan θ + cot θ = 2 where 0 < θ < 90 ; find the value of tan³⁰ θ + cot ²⁹ θ.

If A and B are complementary angles, then the value of-

sin A cos B + cos A sin B – tan A tan B + sec ²

What is the value of sin (B – C) cos (A – D) + sin (A – B) cos (C – D) + sin (C – A) cos (B – D)?

If (sinθ+cosθ)/(sinθ-cosθ) = 2, then the value of sin⁴ θ is