document.write( "Question 1184229: the point (x, 1) is 2√5 units form (2,3). Find x \n" ); document.write( "
Algebra.Com's Answer #814748 by ikleyn(52879)\"\" \"About 
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document.write( "Use the distance formula\r\n" );
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document.write( "    \"%28x-2%29%5E2\" + \"%283-1%29%5E2\" = 20\r\n" );
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document.write( "and find x from this equation\r\n" );
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document.write( "    \"%28x-2%29%5E2\" = 20 - 4 = 16\r\n" );
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document.write( "    x- 2 = +/- 4\r\n" );
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document.write( "    \"x%5B1%5D\" = 2 + 4 = 6;     \"x%5B2%5D\" = 2 - 4 = -2.\r\n" );
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document.write( "As you see from my solution, there are two such values of x, satisfying the condition.\r\n" );
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