The last time Ms. Sofeil filled up her car with gas, she paid $24.50 for 7 gallons. This time, she needs 15 gallons. If the price is the same, how much will she pay.

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.