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Simplify : sin 300^(@) cos 390^(@) tan ...

Simplify : ` sin 300^(@) cos 390^(@) tan (-855^(@))+cos(-120^(@))* sin (-330^(@))`

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sin 300^@ cosec 1050^@ - tan (-120^@)

sin 420^(@) * cos 390^(@)- cos(-330^(@))* sin(-300^(@))=

Find the values: (iii) sin 420^(@) cos 390^(@) - cos(-300^@) sin (-330^@)

sin 120^(@) cos 150^(@)- cos 240^(@) sin 330^(@) =

sin 120^(@) cos 150^(@)- cos 240^(@) sin 330^(@) =

sin300 ^ (@) cos ec1050 ^ (@) - tan (-120 ^ (@))

tan^(2)120^(@)+cos^(2)150^(@)-sin^(2)300^(@)

Find the value of : (i) sin 30^(@)+cos 60^(@) (ii) sin 0^(@)-cos 0^(@) (iii) tan 45^(@)- tan 37^(@) (iv) sin 390^(@) (v) cos 405^(@) (vi) tan 420^(@) (vii) sin 150^(@) (viii) cos 120^(@) (ix) tan 135^(@) (x) sin (330^(@)) (xi) cos 300^(@) (xii) sin (-30^(@)) (xiii) cos (-60^(@)) (xiv) tan (-45^(@)) (xv) sin (-150^(@))

Find the value of : (i) sin 30^(@)+cos 60^(@) (ii) sin 0^(@)-cos 0^(@) (iii) tan 45^(@)- tan 37^(@) (iv) sin 390^(@) (v) cos 405^(@) (vi) tan 420^(@) (vii) sin 150^(@) (viii) cos 120^(@) (ix) tan 135^(@) (x) sin (330^(@)) (xi) cos 300^(@) (xii) sin (-30^(@)) (xiii) cos (-60^(@)) (xiv) tan (-45^(@)) (xv) sin (-150^(@))

sin120^(@)cos150^(@)-cos240^(@)sin330^(@)