Hang Time Word Problems

Use the following information about hang time, the length of time a basketball player is in the air after jumping. The maximum height h jumped (in feet) is a function of t, where t is the hang time (in seconds). Hang time model:
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1

If you jump 1 foot into the air, what is your hang time?

2

If a professional player jumps 4 feet into the air, what is the hang time?