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If x = cos 30° – sin 30° and y = tan 60° – cot 60°, then
The value of (2 tan 60°)/(1 − tan² 60°) is same as the value of
(1 − tan²30°)/(1 + tan²30°) is equal to
sec A = 2 cos A is true for A =
If tan 3θ = √3, then θ/2 equals :
If 4k = tan² 60° − 2 cosec² 30° − 2 tan² 30°, then find the value of k.
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