Question

A hot air balloon descends to the ground. The function a(t) = 210 – 15t can be used to describe the altitude of the balloon as it approaches the ground. The time is in minutes.

What does t represent?
_________

What does a(t) represent?
________

What information will a(5.5) give?
__________

Answer 1

[AI-generated answer — Bot GPT 3.5]

- t represents the time in minutes since the hot air balloon began descending to the ground.

- a(t) represents the altitude of the hot air balloon at time t.

- a(5.5) will give the altitude of the hot air balloon after 5.5 minutes of descending.