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लॉटरी डच भाषा का शब्द है।
If cot5A = tan(3A-14˚), find the value of A? Given that 5A and 3A-14˚ are acute angles.
Find the value of sin 30°.
If A + B = 450 , then the value of 2(1 + tanA) (1 + tanB) is:
If 9 sinx + 40 cosx = 41 then find tanx.
If tan A = 4/3, 0 ≤ A ≤ 90°, then find the value of sec A.
Simplify: sin 780° sin 480° + cos 120° sin 30°
sin2 12˚ + sin2 14˚ + sin2 16˚ + sin2 18˚ + ……… + sin2 78˚ =?
What is the value of 1/(1+tan 2θ ) + 1 / (1+cot 2 θ ) = ?
...If 2x = cosec @ and 4/x = cot @ then the value of 2(x ² - 1/x ² ) is
