document.write( "Question 556251: -cot(pi/4 +17pi) \n" ); document.write( "
Algebra.Com's Answer #362432 by lwsshak3(11628) ![]() You can put this solution on YOUR website! -cot(pi/4 +17pi) \n" ); document.write( "For (π/4+17π), use reference angle (π/4) in quadrant III where cot>0 \n" ); document.write( "-cot(π/4+17π)=-cot(π/4)=-1 \n" ); document.write( " |