The number of players of an online game triples each week. The function f(x) = 3^x represents the number of players in week x. W
hen are there 81 players?
2 answers:
The equation to use here is 3^x = 81. You could start to try numbers, and you would realize that x = 4 weeks.
Answer:
Week 4
Step-by-step explanation:
The function we have is
f(x) = 3ˣ
If there are 81 players, this gives us
81 = 3ˣ
81 = 9(9) = 3(3)(3)(3); this gives us
3(3)(3)(3) = 3ˣ
This means x = 4
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