document.write( "Question 201103: Find the vertex and the axis of symmetry of the following parabola.
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document.write( "y = 4x^2 + 24x – 1
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Algebra.Com's Answer #151319 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Find the vertex and the axis of symmetry of the following parabola. \n" ); document.write( "y = 4x^2 + 24x – 1\r \n" ); document.write( "\n" ); document.write( "--------------------------------- \n" ); document.write( "The vertex occurs where x = -b/2a = -24/(2*4) = -3 \n" ); document.write( "f(3) = 4*9 + 24*3 -1 = 36 + 71 = 108 \n" ); document.write( "------------------ \n" ); document.write( "Vertex at (-3,108) \n" ); document.write( "--- \n" ); document.write( "Axis of symmetry: x = -3 \n" ); document.write( "============================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |