Dan and dawn purchased a house for $69,500. they had to make a down payment of 20%. how much was the amount of the mortgage they obtained? a. $13,900 b. $69,500 c. $55,600 d. $76,450 get a brainest

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

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

Im literally having a mental breakdown