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1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?