document.write( "Question 465041: Use a grapher to find the vertex, rounding to the nearest hundredth.\r
\n" ); document.write( "\n" ); document.write( "f(x) = x2 + 2x - 3
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Algebra.Com's Answer #318606 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
vertex= (-1,-4) \n" ); document.write( "
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