A certain pain reliever is taken in 220 mg dosages and has a half-life of 12 hours. The function A = 220(1/2)^1/12
can be used to model this situation, where A is the amount of pain
reliever in milligrams remaining in the body after t hours. According to this function,
which statement is true?
1) Every hour, the amount of pain reliever
remaining is cut in half.
2) In 12 hours, there is no pain reliever
remaining in the body.
3) In 24 hours, there is no pain reliever
remaining in the body.
4) In 12 hours, 110 mg of pain reliever is
remaining