document.write( "Question 940628: f(x)=x^2+2x-3
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Algebra.Com's Answer #573241 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
f(x)=x^2+2x-3
\n" ); document.write( " Vertex:
\n" ); document.write( "x = -b/(2a) = -2/(2) = -1
\n" ); document.write( "f(-1) = (-1)^2 -2 - 3 = -4
\n" ); document.write( "Vertex:: (-1,-4)
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\n" ); document.write( " Axis of Sym:
\n" ); document.write( "x = -1
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\n" ); document.write( " Y-int:
\n" ); document.write( "f(0) = -3
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\n" ); document.write( " Domain::: All Real Numbers.\r
\n" ); document.write( "\n" ); document.write( " Range::: y >= -4
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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