AM-1270
Exponential and logarithmic models
A Math · Secondary 4 · Medium · Exponential and logarithmic models
A medicine in the bloodstream is modelled by
where is the concentration (mg/L) and is the time in hours after injection.
Find after 4.5 hours, correct to 3 significant figures.
where is the concentration (mg/L) and is the time in hours after injection.
Find after 4.5 hours, correct to 3 significant figures.
- 8.89
- 6.89
- 10.9
- 20.0
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