2 2 3 2 2 2. y = -2x y=ーx 3 y = -4x y = 4. (a) For each parabola, choose whether it opens upward or downward. (Choose one) ▼ (Choose one) ▼ (Choose one) ▼ (Choose one) ▼ (b) Choose the parabola with the widest graph. (c) Choose the parabola with the narrowest graph.

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