` ( sin 150 +5 cos 300 + 7 tan 225)/(tan 135 + 3 sin 210) `

(sin150+5cos300+7tan225)/(tan135+3sin210)

(sin150^(@)-5cos300^(@)+7tan 225^(@))/(tan 135^(@)+3sin 210^(@))

Prove that (sin150^(@)-5cos300^(@)+7tan 225^(@))/(tan 135^(@) + 3 sin 210^(@))=-2

(sin150^(0)-5cos300^(0)+7tan225^(0))/(tan135^(0)+3sin210^(0))=

The value of the ,, sin ^ (2) 37 ^ (@), sin ^ (2) 53 ^ (@), - tan ^ (2) 225 ^ (@) sin ^ (2) 53 ^ (@), -tan ^ (2) 135 ^ (@), sin ^ (2) 37 ^ (@) - tan ^ (2) 315 ^ (@), sin ^ (2) 37 ^ (@), sin ^ (2) 53 ^ (@)] | is

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

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^(@))

sin ^ (2) (13 ^ (@)), sin ^ (2) (77 ^ (@)), tan135 ^ (@) sin ^ (2) (77 ^ (@)), tan135 ^ (@), sin ^ (2) (13 ^ (@)) tan135 ^ (@), sin ^ (2) (13 ^ (@)), sin ^ (2) (77 ^ (@))]