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A parabola has a vertex of (5,-13) and a root of x = 8.  What is the other root?

 Dec 11, 2020
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One  root is 3greater than the  x coordinate of the  vertex  =8

 

Because of symmetry...the other root will be  3 less than the  x  coordinate  of the  vertex  =  5 - 3  =  2

 

cool cool cool

 Dec 11, 2020

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