a bird drops a stick to the ground from a height of 80 ft. the function h = -16t^2 = 80 gives the stick's approximate height h above the ground, in feet, after t seconds. graph the function. at about what time does the stick hit the ground?

show all the work and steps and if you cant graph the function the can you give the points and i will graph it then

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?