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If 0 ½ cot A [1-(sec A – tan A) 2 / cosec A(sec A – tan A)] is Options are a) 2 b)0 c) 1 d)1/2

If  0
½  cot A  [1-(sec A – tan A)2 / cosec A(sec A – tan A)]  is
Options are
a) 2                           b)0           c)  1                             d)1/2

Grade:12th pass

2 Answers

D jaya
19 Points
8 years ago
cos0 is 1,sec0 =1,tan0 =0 ,and cosec0=infinity. so the given problem isnuminater is zero ,the dinaminater is infinity ,so the fainel answer is zero(0).
 
D jaya
19 Points
8 years ago
cos0 is 1,sec0 =1,tan0 =0 ,and cosec0=infinity. so the given problem isnuminater is zero ,the dinaminater is infinity ,so the fainel answer is zero(0).in yhe given quasition aption (b) is the right answer.
 

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