document.write( "Question 172760: I have two question that I don't understand how to do. Please help
\n" ); document.write( "1. find the exact value of: tan(-3pi)
\n" ); document.write( "2. Find the exact value of: sin 60 degrees - cos60 degrees.
\n" ); document.write( "I have to all my work for both problems. Will someone please help.
\n" ); document.write( "Thanks
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Algebra.Com's Answer #127593 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
1. find the exact value of: tan(-3pi) = 0\r
\n" ); document.write( "\n" ); document.write( "2. Find the exact value of: sin 60 degrees - cos60 degrees.
\n" ); document.write( "= (sqrt(3)/2) - (1/2) = (sqrt(3)-1)/2
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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