An rock is thrown downward from a platform that is 163 feet above ground at 40 feet per second. Use the projectile formula h = − 16 t 2 + v 0 t + h 0 to determine when the rock hit the ground

Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Simplify each expression. use positive exponents. show work . (x –2 y –4 x 3 ) –2