Which of the following is the general term for the sequence m, -m, m, -m, . . .? m(-1)n - 1 (-m)n (-1)mn + 1 (-1)mn - 1

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

Can someone tell me if this is perpendicular? !

What is the value of p in the equation y^ = -4x?