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15-06-2017
Mathematics

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the vertex of this parabola is at 4, -3, x-value is 5 and y-value at -6 what is the coefficient of the squared expression

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ghanami ghanami

18-06-2017

hello:
an equation is : f(x) = a(x-4)² - 3
the point (5 , -6)in parabola : --6 = a(5-4)² --3
-6 =a -3
a =-3 is the coefficient of the squared expression in the parabola equation

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