1. Find the critical numbers of the function. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) g(t) = |4t − 5| 2.
2.Find the critical numbers of the function. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) h(t) = t3/4 − 3t1/4 3.
3.Find the critical numbers of the function. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) f(x) = x5e−8x 4.
4.Find the absolute maximum and absolute minimum values of f on the given interval. f(x) = 6x3 − 27x2 − 72x + 1, [−2, 5]