Juan launches a rocket straight up into the air. The table below gives the height H(t) of the rocket (in meters) at a few times t (in seconds) during its fight.

Time t(seconds)
Height H (t) (meters)

0
0

2.3
92

4.6
138

9.2
23

11.5
0

(a) Find the average rate of change for the height from 0 seconds to 2.3 seconds.
⬤ meters per second
(b) Find the average rate of change for the height from
9.2 seconds to 11.5 seconds.
⬤ meters per second

Question

Juan launches a rocket straight up into the air. The table below gives the height H(t) of the rocket (in meters) at a few times t (in seconds) during its fight.
 




Time t(seconds)
Height H (t) (meters)


0
0


2.3
92


4.6
138


9.2
23


11.5
0




 
(a) Find the average rate of change for the height from 0 seconds to 2.3 seconds.
⬤ meters per second
(b) Find the average rate of change for the height from
9.2 seconds to 11.5 seconds.
⬤ meters per second

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Time t(seconds)	Height H (t) (meters)
0	0
2.3	92
4.6	138
9.2	23
11.5	0