Correct option is B
Find the value of .
In a triangle ABC, sec A (sin B cos C + cos B sin C) equals:
The value of tan 315° is the same as the value of:
The value of cos (45 + θ) - sin (45° + θ) is:
Simplify using trigonometric identities:
The radian equivalent of 150° is ____________.
Find the general solution of equation .
Find the value of .
Which of the following is the correct value of tan 10°.tan 20°.tan 60°.tan 70°.tan 80°?