document.write( "Question 630569: Let (-5,-7) be a point on the terminal side of theta.
\n" ); document.write( "Find the exact values of cos theta, csc theta, tan theta
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Algebra.Com's Answer #396995 by stanbon(75887)\"\" \"About 
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Let (-5,-7) be a point on the terminal side of theta.
\n" ); document.write( "Find the exact values of cos theta, csc theta, tan theta
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\n" ); document.write( "In 3rd Quadrant you have x = -5, y = -7:
\n" ); document.write( "Then r = sqrt(5^2+7^2) = sqrt(60) = 2sqrt(15)\r
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\n" ); document.write( "sin = y/r = -7/(2sqrt(15))
\n" ); document.write( "cos = x/r = -5/(2sqrt(15))
\n" ); document.write( "tan = -7/-5 = 7/5
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\n" ); document.write( "csc, sec, and ctn are the inverse.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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