Evalute: sin230+sin270sec250−cot240+2 cosec258−2 cot 58 tan32−4tan 13tan 37tan 45 tan 53 tan 77

Evalute: sin230+sin270sec250−cot240+2 cosec258−2 cot 58 tan32−4t

1.	Evalute: sin230+sin270sec250−cot240+2 cosec258−2 cot 58 tan32−4tan 13tan 37tan 45 tan 53 tan 77
Answer» $E v a l u t e : \frac{s i n^{2} 30 + s i n^{2} 70}{s e c^{2} 50 - c o t^{2} 40} + 2 c o s e c^{2} 58 - 2 c o t 58 t a n 32 - 4 t a n 13 t a n 37 t a n 45 t a n 53 t a n 77$