A talent competition on television had five elimination rounds. After each elimination, only one-third of the contestants were sent to the next round. The table below shows the number of contestants in each round of the competition.

x 1 2 3 4 5
f(x) 243 81 27 9 3

Compute the average rate of change of f(x) from x = 1 to x = 4 and describe what it represents.

Question

A talent competition on television had five elimination rounds. After each elimination, only one-third of the contestants were sent to the next round. The table below shows the number of contestants in each round of the competition.


x	1	2	3	4	5
f(x)	243	81	27	9	3


Compute the average rate of change of f(x) from x = 1 to x = 4 and describe what it represents.

barrelracer011 · Answer

A -78 contestants per round, and it represents the number of contestants who will reach the final round

B -234 contestants per round, and it represents the number of contestants who will reach the final round

C -234 contestants per round, and it represents the average rate at which the number of contestants changed from the first round to the fourth round

D -78 contestants per round, and it represents the average rate at which the number of contestants changed from the first round to the fourth round

barrelracer011 · Answer

@Loser66

loser66 · Answer

D

barrelracer011 · Answer

Can you explain why because its confusing?