document.write( "Question 282489:
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\n" ); document.write( "\n" ); document.write( "f(x) = x^2 + 6x +7
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Algebra.Com's Answer #205172 by user_dude2008(1862)\"\" \"About 
You can put this solution on YOUR website!
x=-b/2a=(-6)/(2*1) = -3\r
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\n" ); document.write( "\n" ); document.write( "f(-3)=(-3)^2+6(-3)+7=9-18+7=-9+7=-2\r
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\n" ); document.write( "\n" ); document.write( "Answer: Vertex is (-3,-2)
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