12. Let m = (the absolute minimum value) and let M = (the absolute maximum value) for the function f(x) = ze"/?) where r E [-3, 1]. Which one assertion below is true ? (A) m = 22 and M =ve (B) m = -3e(-3/2) and M = -2 e e (C) m = -3el-V/9) and M = ve (D) m= and M =ve (E) m = -3e"/ and M =e(1/2) (F) None of (A) - (E). 13. What is the minimum vertical distance between the parabolas y=s'+ 1 and y=s-s' ? (A) 7 16 (B) (C) 1.2 (D) 1.125 (E) (F) (G) 0.8 (H) None of (A) - (G)