7+21+63+189+567+1701 in sigma notation

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

Which expression is rational? 6. , square root two, square root 14, square root 49

How do your peer relationships affect your overall health status? what can you do to improve your peer relationships?