Write a differential equation satisfied by q

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Question: Warfarin is a drug used as an anticoagulant. After administration of the drug is stopped, the quantity remaining in a patient's body decreases at a rate proportional to the quantity remaining. The half-life of warfarin in the body is 37 hours.

(a) Sketch the quantity, Q, of warfarin in a patient's body as a function of the time, t, since stopping administration of the drug. Mark the 37 hours on your graph.

(b) Write a differential equation satisfied by Q.

(c) How many days does it take for the drug level in the body to be reduced to 25% of the original level?

Reference no: EM131610943

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