document.write( "Question 1167313: What would be the solution for x in the rational equation:\r
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Algebra.Com's Answer #852019 by MathTherapy(10557)\"\" \"About 
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document.write( "What would be the solution for x in the rational equation:\r\n" );
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document.write( "x^2/(x-3)= (x+2)/(2x-5)\r\n" );
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document.write( "\"matrix%281%2C3%2C+x%5E2%2F%28x+-+3%29%2C+%22=%22%2C+%28x+%2B+2%29%2F%282x+-+5%29%29\"\r\n" );
document.write( "\"x%5E2%282x+-+5%29+=+%28x+-+3%29%28x+%2B+2%29\" ---- Cross-multiplying\r\n" );
document.write( "\"2x%5E3+-+5x%5E2+=+x%5E2+-+x+-+6\"\r\n" );
document.write( "\"2x%5E3+-+6x%5E2+%2B+x+%2B+6+=+0\" <===== As the polynomial's LARGEST exponent is 3, there will be 3 solutions!!\r\n" );
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document.write( "Using the RATIONAL ROOT THEOREM, we find that 2 is a solution/zero of the above trinomial, so x = 2, or x - 2 = 0.\r\n" );
document.write( "Hence, x - 2 is a factor of the polynomial.\r\n" );
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document.write( "Using SYNTHETIC DIVISION, or LONG DIVISION of POLYNOMIALS, the other factor of the polynomial is the quadratic, \"2x%5E2+-+2x+-+3\", so the factors of \"2x%5E3+-+6x%5E2+%2B+x+%2B+6\" are: \"%28x+-+2%29%282x%5E2+-+2x+-+3%29\".\r\n" );
document.write( "As \"2x%5E2+-+2x+-+3\" CANNOT be factored with INTEGERS, its solutions/zeroes can be found, either by COMPLETING the SQUARE\r\n" );
document.write( "or using the QUADRATIC EQUATION formula. Using the latter, we get: \r\n" );
document.write( "\"2x%5E2+-+2x+-+3+=+0\"\r\n" );
document.write( "\"x+=+%28-+b+%2B-+sqrt%28b%5E2+-+4ac%29%29%2F%282a%29\" <==== QUADRATIC EQUATION formula, where: \"matrix%283%2C1%2C+a+=+2%2C+b+=+-+2%2C+c+=+-+3%29\"\r\n" );
document.write( "\"x+=+%28-+-+2+%2B-+sqrt%28%28-+2%29%5E2+-+4%282%29%28-+3%29%29%29%2F%282a%29\"\r\n" );
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document.write( "\"x+=+%282+%2B-+sqrt%284+%2B+24%29%29%2F2%282%29\"      \"x+=+%282+%2B-+sqrt%2828%29%29%2F4\"          \"x+=+%282+%2B-+sqrt%284+%2A+7%29%29%2F4\"           \"x+=+%282+%2B-+sqrt%284%29sqrt%287%29%29%2F4\"\r\n" );
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document.write( "\"x+=+%282+%2B-+2sqrt%287%29%29%2F4\"          \"x+=+%282%281+%2B-+sqrt%287%29%29%29%2F2%282%29\"        \"x+=+%28cross%282%29%281+%2B-+sqrt%287%29%29%29%2F2cross%28%282%29%29\"         \"x+=+%281+%2B-+sqrt%287%29%29%2F2\" \r\n" );
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document.write( "The 3 solutions/zeroes (1 RATIONAL and 2 IRRATIONAL): \"highlight_green%28x%5B1%5D+=+2%29\"  ;  \"highlight_green%28x%5B2%5D+=+%281+%2B+sqrt%287%29%29%2F2%29\"  ;  \"highlight_green%28x%5B3%5D+=+%281+-+sqrt%287%29%29%2F2%29\"
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