After an Injection, the Amount of a Medication a in the Bloodstream

question 209

Multiple Choice

After an injection, the amount of a medication A in the bloodstream decreases with time t, in hours. Suppose that under certain conditions A is given b $A ( t ) = \frac { A _ { 0 } } { t ^ { 2 } + 1 }$ , where Ao is the initial amount of the medication
Given. Assume that an initial amount of 25.0 cc is injected. According to this function, does the medication ever
Completely leave the bloodstream?

• A) No
• B) Yes

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