Find the exact global maximum and minimum values of the function. 4 f (x) = x+-forx> 0 X If there is no global minimum or maximum enter "NA". The global minimum is The global maximum is3t Find the exact global maximum and minimum values of the function f(t) =- 1 + 2" Enter your answer in decimal form. The global maximum of f (t) is i The global minimum of f(t) is iThe quantityr of a drug in the bloodstream I hours after a tablet is swallowed is given, in mg, by q(I} = 15(e\" if\"). [a] How much of the drug is in the bloodstream at time I : '3'? Enter the exact answer. em) = mg [b] When is the maximum quantityr of drug in the bloodstream? What is that maximum? Round your answer for I to two decimal places and the answer for the maximu m to the nearest integer. The maximum occurs when I 2 hours. {c} In the long ru n, what happens to the quantity? %