document.write( "Question 1137323: Eliminate the parameter.
\n" ); document.write( "x = 4 cos t, y = 4 sin t \n" ); document.write( "

Algebra.Com's Answer #755195 by ikleyn(52832) $\"\"$ $\"About$

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document.write( "x = 4*cos(t),\r\n" );
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document.write( "y = 4*sin(t) \r\n" );
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document.write( " +  =  +  =   = 16.\r\n" );
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document.write( "Thus you get the equation\r\n" );
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document.write( " +  = 16.\r\n" );
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document.write( "It is the equation of the circle of the radius 4 centered at the origin of the coordinate system in (x,y)-coordinate plane.\r\n" );
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\n" ); document.write( "\n" ); document.write( "The result of the elimination is an equation of the circle.\r
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