The vertex from equation for a parabola that opens upward is y=a(x-h)^2+y where (h, v) is the vertex of the parabola. write an equation of a parabola with a vertex at (2,-2), opening upward and going through the point (3,-1)

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.