answer all questions please

PREVIOUS ANSWERS TAMUBUSCALC1 3.1.003. 1/6 Submissions Used Let f(t) = 8+2/3 + +5/3. (a) Find all partition numbers of f'(t). (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) t= 16 5 (b) Find all critical values of f(t). (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) 16 t= 5 (c) Find the interval(s) where f(t) is increasing. (Enter your answer using interval notation.) (0,00) X (d) Find the interval(s) where f(t) is decreasing. (Enter your answer using interval notation.) - 0o , 16 5 X Submit Answer [-/0.71 Points] DETAILS TAMUBUSCALC1 3.1.004. 0/6 Submissions Used Let f(x) = x2 - 5x - 50. (a) Find the interval(s) where f(x) is increasing. (Enter your answer using interval notation.) (b) Find the interval(s) where f(x) is decreasing. (Enter your answer using interval notation.) (c) Find the x-value(s) of all local maxima of f(x). (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) X = (d) Find the x-value(s) of all local minima of f(x). (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) X = Submit