document.write( "Question 969462: Verify sec/csc + sin/cos = 2 tan \n" ); document.write( "
Algebra.Com's Answer #592346 by Boreal(15235)\"\" \"About 
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sec x=1/cos x
\n" ); document.write( "csc x=1/sin x\r
\n" ); document.write( "\n" ); document.write( "sec x/csc x = (1/cos x)/(1/sin x) = sin x/cos x= tan x\r
\n" ); document.write( "\n" ); document.write( "sin x/cos x + sin x/cos x = tan x + tan x\r
\n" ); document.write( "\n" ); document.write( "=2 tan x
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