Mathematics, 26.12.2019 01:31, munziruddin204

Abuilding has two elevators that both go above and below ground. at a certain time of day the travel time it takes elevator a to reach height h in meters is 0.8h+16. the travel time it takes elevator b to reach height h in meters is -0.8h+12 seconds. how long would it take each elevator to reach ground level at this time?

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Abuilding has two elevators that both go above and below ground. at a certain time of day the travel...