Find the vertex of the parabola

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Reference no: EM131077383

1) Find the vertex of the parabola f(x) = x2 - 8x + 51

2) Solve the equation: x2 + x - 20 = 0

3) Solve the equation:  3x3 + 4x2 - 3x - 23 = 0

4) Let f(x) = x2 + x + 2 and g(x) = 3x - 5.  Compute  g (f (4))

Reference no: EM131077383

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