document.write( "Question 1031166: A line passes through point (2,2). Find the equation of the line if the length of the line segment intercepted by the coordinate's axes is the square root of 5.\r
\n" ); document.write( "\n" ); document.write( "I'm having a trouble in solving this problem. The answer should be 2x-y-2=0.
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Algebra.Com's Answer #645934 by DarkArrow29(1)\"\" \"About 
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\"sqrt%285%29=sqrt%28%28a-0%29%5E2%2B%280-b%29%5E2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"5=a%5E2%2Bb%5E2\" ──Equation A\r
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\n" ); document.write( "\n" ); document.write( "\"y=mx%2Bb\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%28-b%2Fa%29x%2Bb\" ──Equation B\r
\n" ); document.write( "\n" ); document.write( "\"y=%28-b%29%28%28x%2Fa%29%2B1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"b=ay%2F%28a-x%29\" ──Equation C\r
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\n" ); document.write( "\n" ); document.write( "Use:
\n" ); document.write( "\"5=a%5E2%2B%28ay%2F%28a-x%29%29%5E2\"\r
\n" ); document.write( "\n" ); document.write( "Then substitute: (2,2)\r
\n" ); document.write( "\n" ); document.write( "We get \"a=1\" then substitute a to Equation C to find \"b=-2\"\r
\n" ); document.write( "\n" ); document.write( "Use \"y=mx%2Bb\" to find the answer by substituting \"a=1\" and \"b=-2\" to Equation B.\r
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\n" ); document.write( "\n" ); document.write( "The answer is \"2x-y-2=0\"\r
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