Pineapplessss Pineapplessss
  • 19-04-2017
  • Mathematics
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Cot(pi/2-x)/Cosx


**I know that the answer to the problem is tanxsecx, but how do you get to that answer??

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ghanami
ghanami ghanami
  • 19-04-2017
 hello :
Cot(pi/2-x)= tanx
Cot(pi/2-x)/Cosx  = tanx/cosx =tanx ×(1/cosx) = tanx ×secx
because 1/cosx = secx 
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