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Mathematics 8 Online
OpenStudy (laronjaxon):

a projectile is launched from ground level with an initial velocity of v0 feet per second. Neglecting air resistance, its height in feet t seconds after launch is given by s=-16t^2+v0t. find the times that the projectile will (a) reach a height of 192 ft and (b) return to the ground when v0=128 feet per second. Sidenote (when i use v the 0 is a little below it) Please help I'm really stuck

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