document.write( "Question 1005678: Find the vertex of f(x)=x^2+5x+4 step by step. \n" ); document.write( "
Algebra.Com's Answer #621828 by Alan3354(69443)\"\" \"About 
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Find the vertex of f(x)=x^2+5x+4 step by step.
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\n" ); document.write( "The vertex is on the LOS, Line of Symmetry, x = -b/2a
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\n" ); document.write( "x = -5/2 is the LOS
\n" ); document.write( "f(-5/2) = 25/4 - 25/2 + 4 = -9/4
\n" ); document.write( "--> vertex @ (-5/2,-9/4)
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