Question: 20 20. If 4+18+16 cosec 40+ sin 40 = 53 6 (1) 6 (3) 1 23 144 where e lies in 1st quadrant, then
20 20. If 4+18+16 cosec 40+ sin 40 = 53 6 (1) 6 (3) 1 23 144 where e lies in 1st quadrant, then tan- (2) (4) 02 equals
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