document.write( "Question 1169922: Please help me solve this equation 9x^2+25y^2-36x+50y-164=0 \n" ); document.write( "
Algebra.Com's Answer #794818 by MathLover1(20850)\"\" \"About 
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\"9x%5E2%2B25y%5E2-36x%2B50y-164=0\"........group like variables and complete squares\r
\n" ); document.write( "\n" ); document.write( "\"%289x%5E2-36x%29%2B%2825y%5E2%2B50y%29-164=0\"\r
\n" ); document.write( "\n" ); document.write( "\"9%28x%5E2-4x%29%2B25%28y%5E2%2B2y%29-164=0\"\r
\n" ); document.write( "\n" ); document.write( "\"9%28x%5E2-4x%2Bb%5E2%29-9b%5E2%2B25%28y%5E2%2B2y%2Bb%5E2%29-25b%5E2-164=0\"\r
\n" ); document.write( "\n" ); document.write( "\"9%28x%5E2-4x%2B2%5E2%29-9%2A2%5E2%2B25%28y%5E2%2B2y%2B1%5E2%29-25%2A1%5E2-164=0\"\r
\n" ); document.write( "\n" ); document.write( "\"9%28x-2%29%5E2-36%2B25%28y%2B1%29%5E2-25-164=0\"\r
\n" ); document.write( "\n" ); document.write( "\"9%28x-2%29%5E2%2B25%28y%2B1%29%5E2-225=0\".........divide by \"225\"\r
\n" ); document.write( "\n" ); document.write( "\"9%28x-2%29%5E2%2F225%2B25%28y%2B1%29%5E2%2F225-225%2F225=0\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x-2%29%5E2%2F25%2B%28y%2B1%29%5E2%2F9-1=0\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x-2%29%5E2%2F25%2B%28y%2B1%29%5E2%2F9=1\" ....-> \"ellipse\", center is at (\"2\",\"-1\")\r
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\n" ); document.write( "\n" ); document.write( "semimajor axis length | \"sqrt%2825%29=5\"
\n" ); document.write( "semiminor axis length | \"sqrt%289%29=3\"\r
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