document.write( "Question 1030510: Use identities (show work) to find sin, csc, cos, tan, cot if sec=-3. Theta is in Quadrant II
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Algebra.Com's Answer #645374 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! ): Use identities (show work) to find sin, csc, cos, tan, cot if sec=-3. Theta is in Quadrant II \n" ); document.write( "--- \n" ); document.write( "sec(t) = -3/1 \n" ); document.write( "cos(t) = 1/sec = -1/3 \n" ); document.write( "----- \n" ); document.write( "sin(t) = sqrt[1-cos^2(t)] = sqrt[1-(1/9)] = sqrt(8/9) = sqrt(8)/3 \n" ); document.write( "So csc(t) = 3/sqrt(8) \n" ); document.write( "------- \n" ); document.write( "tan(t) = sin/cos = -sqrt(8) \n" ); document.write( "cot(t) = 1/tan = -1/sqrt(8) \n" ); document.write( "===================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------------ \n" ); document.write( " |