Answer:
A
Step-by-step explanation:
trust
Answer:
![c(t) = 120 [0.7]^{t}](https://tex.z-dn.net/?f=c%28t%29%20%3D%20120%20%5B0.7%5D%5E%7Bt%7D%20)
Step-by-step explanation:
At the moment a certain medicine is injected, its concentration in the bloodstream is 120 milligrams per liter.
From that moment forward, the medicine's concentration drops by 30% each hour.
Therefore, the medicine concentration c(t) in mg/liters after t hours will be modeled as
![c(t) = c(0) [1 - \frac{30}{100}]^{t}](https://tex.z-dn.net/?f=c%28t%29%20%3D%20c%280%29%20%5B1%20-%20%5Cfrac%7B30%7D%7B100%7D%5D%5E%7Bt%7D%20)
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. (Answer)
Answer:
A. x
Step-by-step explanation:
1. Simplify parentheses

2. Divide by 13

3. Basic math (
)

Answer:This is because 183 divided by 3 is 61!
Step-by-step explanation:61:1 or 61 miles per hour! This is because 183 divided by 3 is 61!
Answer:
they are not congruent
Step-by-step explanation: