(i) sin cos − (iii) cos tan − (iii) tan sin − . Find the value of (i) sin cos sin − (ii) cot sin (iii) tan sin cot . . Prove that (i) tan (ii) sin .
. Prove that tan xyz xy yz zx . . If tan , show that x xyz .
Prove that tan , | x < . . Simplify: tan y . .
Solve: (i) sin (ii) b , a > > (iii) ) = cosec (iv) cot cot ) = > . Find the number of solutions of the equation tan ) + ) = x . EXERCISE . Choose the correct or the most suitable answer from the given four alternatives.
. The value of sin − ( π is ( ) π − x ( ) x − π ( ) π − x ( ) x −π . If sin ; π then cos y is equal to ( ) ( ) p ( ) p ( ) p Inverse - - Inverse Trigonometric Functions . sin sec cosec is equal to ( ) p ( ) p ( ) ( ) tan − .
If sin α has a solution, then ( ) α ≤ ( ) α ≥ ( ) α < ( ) α > . sin (cos ) is valid for ( ) −≤ ( ) £ £ ( ) − ( ) − . If sin π , the value of x is ( ) ( ) ( ) ( ) . If cot − π for some x ∈ , the value of tan − x is ( ) − p ( ) p ( ) p ( ) − p .
The domain of the function defined by f x ( ) − is ( )