document.write( "Question 371185: Find the vertex of the following using the quadratic function.\r
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\n" ); document.write( "\n" ); document.write( "f(x)=-x^2+3x-8
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Algebra.Com's Answer #264444 by user_dude2008(1862)\"\" \"About 
You can put this solution on YOUR website!
x=-b/2a=-3/(2*-1)=3/2\r
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\n" ); document.write( "\n" ); document.write( "f(3/2)=-(3/2)^2+3(3/2)-8 = -9/4+9/2-8 = -23/4\r
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\n" ); document.write( "\n" ); document.write( "vertex: (3/2, -23/4)
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