document.write( "Question 1080821: find two different sets of parametric equations for x² + 4y² - 16 = 0
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Algebra.Com's Answer #694908 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "One set is \r\n" );
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document.write( "x(t) = 4*cos(t),\r\n" );
document.write( "y(t) = 2*sin(t).\r\n" );
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document.write( "Then  =  =  = 0.\r\n" );
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document.write( "Another set is \r\n" );
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document.write( "x(t) = 4*sin(t),\r\n" );
document.write( "y(t) = 2*cos(t).\r\n" );
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