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OpenStudy (anonymous):
i think it is a or b but don't know fr sure Which coefficient in the function tells us that the parabola for the function will point downward? y = -2x2 + 5x - 4 A. -2 B. 5 C. -4
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OpenStudy (anonymous):
the coefficient of x^2
OpenStudy (anonymous):
??? since it is negative it opens DOWN
OpenStudy (anonymous):
its A
OpenStudy (rogue):
\[y = ax^2 + bx + c\]The lead coefficient, 'a' tells you if it opens upward or down. If a is negative, it opens downward, and it its positive, it opens upward.
OpenStudy (anonymous):
A. -2
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