Medicine Erika takes 400 mg of Tylenol
for a headache. Every hour, the
amount of medicine left in her
bloodstream is divided by 2.
x=the number of hours since she
has taken the Tylenol
y = the amount of Tylenol
remaining in her bloodstream
Reasoning:

because she is getting a lot of the yummy drugs

Im sorry I dont know he anwser but I want to make you laugh if your stressed

hkhkhkhkhkhkhk

step-by-step explanation:

whole numbers.

step-by-step explanation:

we are given the average monthly rainfall (in millimeters) model r(m) for the years 1900-2009 as a function of the month number m.

as we can see m is taken for the number of months for years 1900-2009.

we know that number of months can't be a negative number or decimal number or a fraction.

so, the number of months could be only positive whole numbers.

therefore, whole numbers is more appropriate for the domain of r.