What is the value of f(-4) in the piecewise function f(x)= -x-5 for -5< = x < = -2; -x^2+1 for -2< =x< =2; (x-3)^2+2 for 2< =x< =4? if that makes any since

The vertex of this parabola is at (-2, 5). which of the following could be it’s equation? a. y=3(x+2)^2-5 b. y=3(x-2)^2-5 c. y=3(x+2)^2+5 d. y=3(x-2)^2+5

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?