Question

Suppose 331 mg. Of a radioactive substance are present in a closed container and additional amounts are added at the rate of 3 mg. Per day

a.Find a formula for the rate of change of the amount y'(t) present at time t if the decay constant for this substance is k0.01948 day1 use y and t as variables where needed preview

b.Find the limiting amount y ast oo. Preview mg. (round to 1 decimal place.)

c.After how long will the amount present be 196 mg.?T- preview days. (round to the nearest day.)

Answer 1

I can't understand......