document.write( "Question 903323: Please help..I'm struggling so much!\r
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document.write( "Find the remaining trigonometric ratios of theta if cos theta = -1/3 and theta is not in QII\r
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document.write( "Thank you. \n" );
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Algebra.Com's Answer #547949 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Find the remaining trigonometric ratios of theta if cos theta = -1/3 and theta is not in QII \n" ); document.write( "*** \n" ); document.write( "cos<0 in QII and QIII, so it must be in QIII for this problem \n" ); document.write( "cos theta=-1/3 \n" ); document.write( "sin theta=√(1-cos^2 theta)=√(1-(-1/3)^2)=√(1-(1/9))=√(8/9)=√8/3=2√2/3 \n" ); document.write( "tan theta=sin theta/cos theta=-2√2 \n" ); document.write( "sec theta=-3 \n" ); document.write( "csc theta=3√2/4 \n" ); document.write( "cot theta=-√2/4 \n" ); document.write( " |