document.write( "Question 950426: find the exact value without using a calculator:\r
\n" ); document.write( "\n" ); document.write( "A- Cos(2pie/3)\r
\n" ); document.write( "\n" ); document.write( "B- Tan5pie/4\r
\n" ); document.write( "\n" ); document.write( "C- CSC4pie/3
\n" ); document.write( "

Algebra.Com's Answer #580376 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
find the exact value without using a calculator:
\n" ); document.write( "A- Cos(2pi/3)
\n" ); document.write( "Reference angle:: pi/3
\n" ); document.write( "Quadrant:: QII
\n" ); document.write( "Ans: (-sqrt(3)/2)
\n" ); document.write( "--------------------
\n" ); document.write( "B- Tan(5pi/4)
\n" ); document.write( "Reference angle:: pi/4
\n" ); document.write( "Quadrant:: QIII
\n" ); document.write( "Ans: 1
\n" ); document.write( "--------------------
\n" ); document.write( "C- CSC(4pi/3)
\n" ); document.write( "Reference Angle:: pi/3
\n" ); document.write( "Quadrant:: QIII
\n" ); document.write( "Ans:: (-2/sqrt(3))
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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