If a hospital patient is given 50 milligrams of medicine which leaves the bloodstream at 10% per hour, how many milligrams of medicine will remain in the system after 6 hours? use the function a(t) = iert.

a) 12.39 mg
b) 27.44 mg
c) 45.24 mg
d) 91.11 mg

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.