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19 August, 18:03

Determine whether the graph of the quadratic function y = - x^2 - 10x + 1 opens upward or downward. Explain.

A. Because a > 0, the parabola opens upward.

B. Because a < 0, the parabola opens upward.

C. Because a < 0, the parabola opens downward.

D. Because a > 0, the parabola opens downward.

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  1. 19 August, 18:23
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    C. If the first coefficient is negative, then the graph opens downwards
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