Find the value of `(i) "sin" ((25pi)/(3))" ""(ii) cos "((41pi)/(4))"

Find the value of (i) " sin " ((31pi)/(3)) " (ii) " cos " ((17pi)/(2)) " " (iii) " tan " ((-25pi)/(3)) (iv) " cot " ((13pi)/(4)) " " (v) " sec " ((-25pi)/(3)) " " (vi) " cosec " ((-41pi)/(4))

Find the value of (cos pi+i sin pi)

Evaluate : (i) " sin " (pi)/(2) " "(ii) " sin " (5pi)/(12)

Find the value of: i) sin^(-1)(sin (2pi)/3)) , ii) cos^(-1)(cos(7pi)/6) , iii) tan^(-1)(tan(3pi)/4)

Find the value of sin^(-1)("sin"(2pi)/(3))+cos^(-1)("cos"(4pi)/(3))

Find the value of (I ) sin^(-1) ( sin ((2pi )/(3)) ) (ii ) sin^(-1) (sin ((5 pi )/(4)))

Find the value of ((1 + sin"" (pi)/(10) + i cos"" (pi)/(10))/(1 + sin"" (pi)/(10) - i cos"" (pi)/(10)))^(10) .

Find the value of: i) sin ^(-1)(sin (3pi)/5) , ii) cos^(-1)(cos(13pi)/6) , iii) tan^(-1)(tan (7pi)/6) .

Find the value of the following :- (a)sin((pi)/(6)),(b)cos ((pi)/(4))

Find the value of (i) cos 15 pi (ii) sin 16 pi (iii) cos (-pi) (iv) sin 5 pi (v) tan ((5pi)/(4)) (vi) sec 6 pi