document.write( "Question 602442: Hi. Please help me verify this equation as an identity:\r
\n" ); document.write( "\n" ); document.write( "\"sec%28theta%29%2Ftan%28theta%29\" + \"%281+-+tan%28theta%29%29%2Fsec%28theta%29\" = \"%281%2Btan%28theta%29%29%2F%28sec%28theta%29tan%28theta%29%29\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "I have been trying to work on this for an hour now but I always end up with 1/sin theta = 1, or csc theta = 1, and obviously that's not the right answer.\r
\n" ); document.write( "\n" ); document.write( "Please show me how to do this properly since my teacher only speaks to the white board...\r
\n" ); document.write( "\n" ); document.write( "Thank you! \n" ); document.write( "
Algebra.Com's Answer #380255 by AnlytcPhil(1807)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "\"sec%28theta%29%2Ftan%28theta%29\" + \"%281+-+tan%28theta%29%29%2Fsec%28theta%29\" = \"%281%2Btan%28theta%29%29%2F%28sec%28theta%29tan%28theta%29%29\"\r\n" );
document.write( "\r\n" );
document.write( "The LCD on the left side is sec(θ)tan(θ)\r\n" );
document.write( "\r\n" );
document.write( "\"expr%28sec%28theta%29%2Ftan%28theta%29%29%2Aexpr%28sec%28theta%29%2Fsec%28theta%29%29\" +  =\r\n" );
document.write( "\r\n" );
document.write( "\"expr%28sec%5E2%28theta%29%2F%28tan%28theta%29sec%28theta%29%29%29\" + \"expr%28%28tan%28theta%29+-+tan%5E2%28theta%29%29%2Fsec%28theta%29tan%28theta%29%29\" =\r\n" );
document.write( "\r\n" );
document.write( " =\r\n" );
document.write( "\r\n" );
document.write( "[Next use the identity 1 + tanē(θ) = secē(θ) which is equivalent\r\n" );
document.write( "to secē(θ) - tanē(θ) = 1, and you have:]\r\n" );
document.write( "\r\n" );
document.write( "\"%281%2Btan%28theta%29%29%2F%28sec%28theta%29tan%28theta%29%29\"\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
\n" );