Graphing Parabolas Using x- and y-intercepts - Waterloo Region District ...

Graphing Parabolas Using x– and y–intercepts For each parabola given below: (i) Determine the x– intercepts. (ii) Determine the vertex using the x–intercepts. (iii) Graph on a grid. (iv) State the maximum or minimum value and when it occurs (a) y = x2 – 4x + 3 (b) y = x2 + 4x – 5 (c) y = x2 – 4x ................
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