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18-11-2017
Mathematics

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A parabola has vertex (0,-6) and passes through (-10,19). Write its equation in vertex form.

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MathisLif3 MathisLif3

18-11-2017

a(x-0)^2-6
ax^2-6
a(100)-6=19
100a=25
a=1/4
1/4x^2-6

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