11.3

1. The polynomial function M(t) = 0.5t4 + 3.45t3 - 96.65t2 + 347.7t can be used to estimate the number of milligrams of the pain relief medication ibuprofen in the bloodstream t hours after taking a one time dose of 400 mg of the mediation. For each statement, identify if it is TRUE, FALSE or CAN'T BE DETERMINED from this model. Explain your reasoning in detail, include specific values when appropriate. a. After 5 hours the person has 193 milligrams of ibuprofen left in their system. b. The practical domain is [0, co] c. The person will feel better after 2 hours