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What would sec^2(Pi) become?

 Dec 2, 2016
 #1
avatar-28 
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I think 3.14159265 s2

 Dec 2, 2016
 #2
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sec (pi)   =  1/ cos (pi)   =   1 / -1  = -1

 

So

 

[ sec (pi)]^2   =   sec(pi) * sec(pi)   = -1 * - 1  =  1

 

 

 

cool cool cool

 Dec 2, 2016

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