Question

Cloudy, Cor, sin STRS ONE and ? None Hunt, 76,13 HW OB. 14 d Shy arcsin (9) arcsin (Sing) gives on inferer. Sin Corsin() is und. why? 36) Find length of the A - Use low of sine or cosine- - Not RTA. 13 53° 15

Answer 1

o cresin (sin (7) Oc 7 - < 1 27 6 7 6 6 .:. Hence let, sin () A 7 z aresin (A) >> ceresin (sin ) Now, sink aresin ( Now, st. But the domain of aresin is aresin is [-11] & [-1.1] So, aresi Thus sin arasin (7)] is not defined Hence, 6

a 2 13 15 a Now, 15 2 15 By sine rule, 530 15 13 sin 53° sinle sin LB с. a 15 13 sin 53 sin (127°-LB) sin LB since LB+LC + 53°=180° 13 -> LC a 180°-532-LB Sin (1290-19) Sin LB 2) LC 2 127-LB 15 13 sin 127°cos LB - COS 127°8 in LB sin LB sin 129°cOSLB CO3127° sin LB 13 Sin LB 15 zy sin 1270 COELB 13 >> sin 127° Cat LB 2 15 13 o cot LB 3 15 13 27 LB2 55. 347079 a 13 13 sin LB sin(55.347079) 13 sin 53° Sin (55.347079) 2) a 2 12.62109904 ñ 12.6 21 C031270 + 20s1290 115 + COS 1290 sin 1270 2 sin 530 27 a 2

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