Mathematics, 03.02.2021 05:30 genyjoannerubiera
Haley conducted a study which found that a cup of coffee contains 150 milligrams of caffeine. The amount of caffeine in the body each hour after consumption of one cup is 9% less than the previous hour. If Haley conducted her study for a total of 10 hours, which inequality represents the range of the exponential function that models this situation?
Answers: 2
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Which of the following lines does not intersect the line y=-2x+3 ? a) y=2x b) y=2x-3 c) y=2x+3 d) y=-2x-3
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Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
Haley conducted a study which found that a cup of coffee contains 150 milligrams of caffeine. The am...
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