document.write( "Question 1156116: Express f(x)= 2x^2 + 8x + 7 in standard form
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Algebra.Com's Answer #778879 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Express \"f%28x%29=+2x%5E2+%2B+8x+%2B+7\" in standard form\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=a%28x-h%29%5E2%2Bk+\"-the standard form. \r
\n" ); document.write( "\n" ); document.write( "The vertex=(\"h\",\"k\")\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=+%282x%5E2+%2B+8x%29%2B+7\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=+2%28x%5E2+%2B+4x%29%2B+7\"......complete square\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=+2%28x%5E2+%2B+4x%2Bb%5E2%29-2b%5E2%2B+7\"............\"b=4%2F2=2\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=+2%28x%5E2+%2B+4x%2B2%5E2%29-2%2A2%5E2%2B+7\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=+2%28x%2B2%29%5E2-8%2B+7\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=+2%28x%2B2%29%5E2-1\"\r
\n" ); document.write( "\n" ); document.write( "=> \"h=-2\",\"-1\"
\n" ); document.write( "vertex=(\"-2\",\"-1\")\r
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\n" ); document.write( "\n" ); document.write( "\"+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C2x%5E2+%2B+8x+%2B+7%29+\"\r
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