document.write( "Question 712694: sinx=2/7, find cotx \n" ); document.write( "
Algebra.Com's Answer #438110 by stanbon(75887)\"\" \"About 
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sinx=2/7, find cotx
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\n" ); document.write( "If sin(theta) = 2/7, y = 2 and r = 7
\n" ); document.write( "Solve for \"y\":
\n" ); document.write( "r^2 = x^2 + y^2
\n" ); document.write( "49 = x^2 + 4
\n" ); document.write( "x = sqrt(41)
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\n" ); document.write( "cot(theta) = x/y = sqrt(41)/2
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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