document.write( "Question 415363: How to work this problem: tan 40 degrees - sin 40 degrees/cos 40 degrees.\r
\n" ); document.write( "\n" ); document.write( "I think the answer is 0 but could you explain why/how? Thank you!
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Algebra.Com's Answer #291207 by sudhanshu_kmr(1152)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( " according to rule, tan@ = sin@/ cost@\r
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\n" ); document.write( "\n" ); document.write( "so, sin40/co40 = tan40\r
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\n" ); document.write( "\n" ); document.write( "tan40 - sin40/cos40 \r
\n" ); document.write( "\n" ); document.write( "= tan40 -tan40\r
\n" ); document.write( "\n" ); document.write( "= 0\r
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