Mathematics, 15.02.2021 01:50 chelsey54

The graph shows the amount of a medicine m, in milligrams, remaining in a patient's body h hours after receiving an injection. The amount of the medicine
decreases exponentially. Use to answer questions 9 and 10.
(0,270)
250
200
m (mg of drug in body)
150
100
(1.5,80)
50
To
2
0.5
1.5 2 2.5
h (hours since injection)
9. By what factor did the medicine decrease in the first half hour?

Answers: 2

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The graph shows the amount of a medicine m, in milligrams, remaining in a patient's body h hours af...