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The parabola with equation y=ax^2+bx+c is graphed with a point of (4,12) and a vertex of (2, -4). The zeros of the quadratic ax^2 + bx + c are at x=m and x=n, where m>n. What is m-n? 

 Apr 12, 2020
 #1
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m - n = 12 - 5 = 7.

 Apr 12, 2020
 #2
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The parabola with equation y=ax^2+bx+c is graphed with a point of (4,12) and a vertex of (2, -4). The zeros of the quadratic ax^2 + bx + c are at x=m and x=n, where m>n. What is m-n? 

laugh

 Apr 12, 2020

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