Suppose that is invested at an interest rate of per year, compounded continuously. After how many years will the initial investment be doubled

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Someone me what is the area of this figure? 18m 18m 8m 16m