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Determine the equation of the parabola.

 

 Jul 13, 2020
 #1
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vertex   -2, -3

Vertex form of parabola:    y = a (x-h)2 + k

 

 

y = a  (x+2 )^2   - 3      Now look at x = -4   the function needs to be = -1

      x^2+4x+4    - 3 = -1

      a(16 -  16 + 4) - 3 = -1

          4a = 2

             a = 1/2

 

y = 1/2 (x+2)2 -3

 Jul 13, 2020

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