14. Find the absolute maximum and absolute minimum values of the function f (t) = vt . (3 - t) on the interval [0, 4]. [A] Absolute maximum is 1; absolute minimum is 0 [B] Absolute maximum is 1; no absolute minimum [C] Absolute maximum is 2; absolute minimum is -2 [D] Absolute maximum is 2; absolute minimum is 0 [E] Absolute maximum is 4; absolute minimum is 0 15. How many local extrema exist for the function shown below on the interval (a, b). f ( x ) [A] 6 [B] 5 [0] 7 [D] 4 [E] 3 16. Find the critical point (s) of f (x) = x2e" [A] x = 0,2 [B] x = 0 [C] x = -1,0,2 [D] None [E x = 2 17. How many local maxima does the function f (x) =2x5 - 5x - 10x3 + 4 have ? [A] 4 [B] 3 [C] 0 [D] 2 [E] 1