Find the values of the following :-
`{:((a)sin390^(@)"",(b)cos 405^(@)),((c)tan420^(@)"",(d)cos 450^(@)),((e)sin(2pi+(pi)/(6)),(f)cos(2pi+(pi)/(3))):}`

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

Find the values of the following :- (a)sin(2pi+(pi)/(6)),(b)cos(2pi+(pi)/(3))

Find the value of the following :- {:((a)sin((pi)/(6)),(b)cos ((pi)/(4))), ((c)tan((pi)/(3)),(d)cos ((pi)/(2))), ((e)cot ((3pi)/(4)),(f)sin((5pi)/(6))),((g)sin pi,(h)cos pi),((i)sin((pi)/(2)),(j)sin((3pi)/(2))),((k)cos((3pi)/(2)),):}

Find the value of the following: sin^2(pi/6)+cos^2(pi/3)-tan^2(pi/4)

Evaluate the following: i) cos120^(@)sin390^(@)+cos330^(@)cos150^(@) ii) sin^(2)(3pi)/(4)+cos^(2)pi/4+sec^(2)pi/3

Evaluate the following: i) cos120^(@)sin390^(@)+cos330^(@)cos150^(@) ii) sin^(2)(3pi)/(4)+cos^(2)pi/4+sec^(2)pi/3

Evaluate the following: a) sin^(-1)(sin(pi/4)) b) cos^(-1)(cos(2pi/3)) c) tan^(-1)(tan(pi/3))

Evaluate the following: sin^(-1)(sin(pi/4)) (ii) cos^(-1)(cos(2pi/3)) tan^(-1)(tan(pi/3))

Find the value of the sin^(2)((pi)/(6))+cos^(2)((pi)/(3))-tan^(2)((pi)/(4))

Find the value of the : sin^2 pi/6 + cos^2 pi/3 - tan^2 pi/4