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Find the value of sin 240 ^°

What is the value of (4/3) cot² (p/6) + 3 cos² (150^o) – 4 cosec² 45^o + 8 sin (p/2)?

If cot A = 12/5, then the value of (sin A + cos A) × sec A is ________.

If tanθ = x then find the value of cos 2θ?

If x = 4 cos A + 5 sin A snd y = 4 sin A – 5 cos A, then the value of x²+y² is :

If 1 + sin 2θ = p² and sin³ θ + cos³ θ = q then Which of the following is true ? 

sin² 12˚ + sin² 14˚ + sin² 16˚ + sin² 18˚ + ……… + sin² 78˚ =?

If Sin θ + Cos θ = √2 Cos(90 - θ ), then find the value of Cot θ ?

Find the value of (1 - sin²q) X (secq + tanq) X (secq - tanq) X cosec²q