Find the cost per pound of a "house blend" of coffee that is made from 10 lb of central american coffee that costs $7 per pound and 40 lb of south american coffee that costs $4.50 per pound

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e