The equation for a parabola with vertex (h, k) and vertical scale factor "a" is
y = a(x -h)² + k
One parabola with vertex (6, 9) is
y = (x-6)² +9
By replacing you get:
5*7-2*11+3*(-1) = 35-22-3= 10
so the answer is 10.
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His total would be 58.50 then you multiply by .25 percent then you take 14.63 and subtract that from the total and you get 43.87
See the answer here is overspending. In order to discuss this you must repeat