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gtnhenbr [62]
3 years ago
7

Initially, there were only 86 weeds in the garden. The weeds grew at a rate of 18% each week. The following function represents

the weekly weed growth: f(x) = 86(1.18)x. Rewrite the function to show how quickly the weeds grow each day.
Mathematics
1 answer:
8090 [49]3 years ago
6 0

Answer:

f(z) = 86.(0.169)z

Step-by-step explanation:

Let's call

  • x = number of weeks
  • z = number of days

We have the growing function f(x) = 86.(1.18)x. If we want to write f in terms of z, we need to consider that x = z/7, since there are 7 days in each week. Then,

86.(1.18)x = 86.(1.18)z/7 = 86.(0.169)z

f(z) = 86.(0.169)z

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