document.write( "Question 1135282: Write a quadratic function in vertex form whose graph has the vertex (−5, −1)
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Algebra.Com's Answer #752868 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "a quadratic function in vertex form:\r
\n" ); document.write( "\n" ); document.write( "\"y=a%28x-h%29%5E2%2Bk\"\r
\n" ); document.write( "\n" ); document.write( "if the vertex at (\"-5\", \"-1\")=>\"h=-5\" and \"k=-1\"\r
\n" ); document.write( "\n" ); document.write( "\"y=a%28x-%28-5%29%29%5E2-1\"\r
\n" ); document.write( "\n" ); document.write( "\"y=a%28x%2B5%29%5E2-1\"\r
\n" ); document.write( "\n" ); document.write( " and if passes through the point (\"-2\",\"+2\") =>\"x=-2\" and \"y=2\"\r
\n" ); document.write( "\n" ); document.write( "\"2=a%28-2%2B5%29%5E2-1\"....solve or \"a\"\r
\n" ); document.write( "\n" ); document.write( "\"2%2B1=a%283%29%5E2-1\"\r
\n" ); document.write( "\n" ); document.write( "\"3=9a\"\r
\n" ); document.write( "\n" ); document.write( "\"a=3%2F9\"\r
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\n" ); document.write( "\n" ); document.write( "\"a=1%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "your equation is: \"y=%281%2F3%29%28x%2B5%29%5E2-1\"\r
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