document.write( "Question 1114739: Find all values of y such that the distance between (4, y) and (−2, 6) is 10 units. The answer given is sqrt(49 - 12sqrt(5)) or 3sqrt(5) - 2. Just don't get it. \n" ); document.write( "
Algebra.Com's Answer #729654 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
Use the Distance Formula. Expect maybe two possible results.\r
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\n" ); document.write( "\n" ); document.write( "\"%284-%28-2%29%29%5E2%2B%28y-6%29%5E2=10%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"%284%2B2%29%5E2%2B%28y-6%29%5E2=100\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28y-6%29%5E2=100-36\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28y-6%29%5E2=64\"\r
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\n" ); document.write( "\n" ); document.write( "\"y-6=0%2B-+8\"\r
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\n" ); document.write( "\n" ); document.write( "\"y=6%2B-+8\"\r
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\n" ); document.write( "\n" ); document.write( "\"system%28y=-2%2Cor%2Cy=14%29\"\r
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