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posted by Lynn on Tuesday, November 15, 2011 at 1:36am.

Find the vertex of the graph of f(x)=2x^2+8x+6

f(x) = 2(x^2 + 4x + 4 - 4) + 6 = 2(x+2)^2 - 4) + 6 = 2(x+2)^2 -2 take it from here

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