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It is given that then a is equal to:
If cos2 θ – sin2 θ = tan2∅, then which of the following is true?
For α and β both being acute angles, it is given that sin(α + β) = 1, cos(α - β) = . The values of α and β are:
In a triangle ABC, tanA = 3/4 and tanB = 5/12. What is the value of sin(2A+B) ?
If cosec 31° = x, then is equal to:
What is the value of
If 21tan θ = 20; then (1 + sinθ + cosθ) : (1 – sinθ + cosθ) = ?
If sec θ = 3x and tan θ = 3/x, (x≠0) then the value of is:
If 5 cos θ – 12 sin θ = 0, then find the value of :
What is the value of ?
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Mar 10SSC & Railway