document.write( "Question 969508: Prove. sinēθ + tanēθ +cosēθ = secēθ \n" ); document.write( "
Algebra.Com's Answer #592384 by Edwin McCravy(20056)\"\" \"About 
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document.write( "sinēθ + tanēθ + cosēθ = secēθ\r\n" );
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document.write( "Use two Pythagorean identities on the left side: \r\n" );
document.write( "                    sinēθ+cosēθ = 1 and 1+tanēθ = secēθ\r\n" );
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document.write( "(sinēθ + cosēθ) + tanēθ \r\n" );
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document.write( "1 + tanēθ \r\n" );
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document.write( "secēθ\r\n" );
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document.write( "Edwin
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