document.write( "Question 845014: what are the six trigonometric functions of 19pi/4 \n" ); document.write( "

Algebra.Com's Answer #509083 by Fombitz(32388) $\"\"$ $\"About$

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$\"%2819%2Api%29%2F4=%2819%2Api%29%2F4-%288%2Api%29%2F4-%288%2Api%29%2F4=%283%2F4%29pi\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"cos%28%283%2F4%29pi%29=-sqrt%282%29%2F2\"$
\n" ); document.write( " $\"sin%28%283%2F4%29pi%29=sqrt%282%29%2F2\"$
\n" ); document.write( " $\"tan%28%283%2F4%29pi%29=-1\"$
\n" ); document.write( "You can get the other three by taking reciprocals.
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