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how is cot u sec u sen u =1

 Oct 23, 2016
 #1
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What do you mean bro make more since man??

 Oct 23, 2016
 #2
avatar+25856 
+5

cot = cos/sin

sec= 1/cos

 

cot x sec x sin =   cos/sin  x 1/cos x sin = 1       Is it clear now?   the cos's and sin's cancel.....

 Oct 23, 2016

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