Sunday

April 20, 2014

April 20, 2014

Posted by **Jack** on Sunday, July 21, 2013 at 6:23pm.

y = ax2 + bx + c

that passes through the points. To verify your result, use a graphing utility to plot the points and graph the parabola.

(−2, −15), (−1, −4), (1/2,-10)

y=?

- College Algebra -
**Steve**, Sunday, July 21, 2013 at 7:55pm4a - 2b + c = -15

a - b + c = -4

a + 2b + 4c = -40

y = -6x^2 - 7x - 5

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