document.write( "Question 371436: Find the vertex of the graph, simplify and type as an ordered pair.
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Algebra.Com's Answer #264597 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "Find the vertex of the graph
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document.write( "f(x)=-16x^2+8x+3\r
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document.write( "Note: the vertex form of a parabola,  where(h,k) is the vertex
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document.write( "f(x)=-16x^2+8x+3
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document.write( "f(x)=-16[x^2-x/2 - 3/16]
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document.write( "f(x)=-16[(x -1/4)^2 - 1/16 - 3/16]
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document.write( "f(x)=-16[(x -1/4)^2 - 4/16]
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document.write( "f(x)=-16(x -1/4)^2 + 4
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document.write( "vertex is (1/4,4)\r
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