Question

(i)
sin? 63°+ sin? 27°
cos? 17° + cos2 73°
(ü) sin 25° cos 65° + cos 25° sin 65°​

Answer 1

Answer:

(i) itz value is =1.

(ii) itz value is also = 1 if u cancle both directly 8n opp. directions.

HOPE IT HELPS U SIS.

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