document.write( "Question 1079502: If given, $\"+x+=+t%2B3+\"$ & $\"+y+=+t%5E2+-+3t+\"$ , eliminate the parameter\r
\n" ); document.write( "\n" ); document.write( "A.) $\"+y+=+x%5E2%2B9x+%2B+9+\"$
\n" ); document.write( "B.) $\"+y+=+x%5E2%2B9x+%2B+18+\"$
\n" ); document.write( "C.) $\"+y+=+x%5E2-6x+%2B+9+\"$
\n" ); document.write( "D.) $\"+y+=+x%5E2-9x+%2B+18+\"$ \n" ); document.write( "

Algebra.Com's Answer #693813 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "Express \"t\" from the first equation\r\n" );
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document.write( "t = x-3\r\n" );
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document.write( "and substitute it into the second equation y = t^2 -3t. You will get\r\n" );
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document.write( "y = .\r\n" );
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document.write( "Simplify further, and you will get\r\n" );
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document.write( "y =  = .\r\n" );
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document.write( "Thus the answer is option D).\r\n" );
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