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question mark

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

ABHISHEK VASHIST , 9 Years ago
Grade 12th pass
anser 2 Answers
D jaya

Last Activity: 9 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

Last Activity: 9 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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