1. Complete the square to algebraically find the key features of the quadratic function. y=-3x² - 6x +9 a) Vertex: b) Domain: c) Range: d) X-intercept(s): e) Y-intercept: f) Axis of symmetry: g) Congruent equation:

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A: Question 1,Part a,            y=x2+4x+2(b)y=-12x2-2x+2

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