Find the piecewise function for (-4,0) (0,3) and (0,1) (0,5)

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges