The value of (1+cotA −cosec A )(1+tanA+secA) is
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Prove the following:sin(6π +A) ⋅cos(3π −B) +sin(3π −B) ⋅cos(6π +A) =cosA−B
If tanθ=a=0,tan2θ=b=0 and tanθ+tan2θ=tan3θ then
If tanθ =21 and tanϕ =31, then tan(2θ+ϕ ) is equal to
Find the value of cos75o.
In a ΔPQR, if 3sinP+4cosQ=6 and 4sinQ+3cosP=1, then the angle R is equal to: