document.write( "Question 372333: Please help me solve: sin(3pi). I know i have to use the basic trigonometric functions, but I am not sure how \n" ); document.write( "
Algebra.Com's Answer #728711 by amalm06(224)\"\" \"About 
You can put this solution on YOUR website!
sin(3π)=sin(2π+π)=(sin2π)(cos2π)+(sinπ)(cos2π) = 0 (Answer)\r
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