1. Sketch a parabola that has a vertex at (-3,1) and has an optimal value which...

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1. Sketch a parabola that has a vertex at (-3,1) and has an optimal value which is a maximum and a y-intercept at -8. 2. Sketch a parabola that has an axis of symmetry at x=4, a minimum of -7, and roots of 2 and 6. 1. Sketch a parabola that has a vertex at (-3,1) and has an optimal value which is a maximum and a y-intercept at -8. 2. Sketch a parabola that has an axis of symmetry at x=4, a minimum of -7, and roots of 2 and 6.