II. A FIRST DERIVATIVE ANALYSIS IS BEING CONDUCTED AND THE FOLLOWING RESULTS ARE OBTAINED. ASSUME TI-[E FUNCTION IS A POLYNOMAL USE THE GIVEN DIAGRAM TO ANSWER QUESTIONS #9 THRU #12 . 7| 7| 3] 7| l|| -3 1 5 9. FOR WI-ECH OF THE FOLLOWI'NGINTERVALS IS f '(x) I0 B. f" l) B. f*(l)3 D. 343 E. NONE OFTHESE ll-iii IIII. A SECOND DERIVATIVE ANALYSIS IS BEING CONDUCTED AND THE FOLLOWING RESULTS ARE OBTAINED. ASSUME THE FUNCTION IS A POLYNOMIAL. USE THE GIVEN DIAGRAIVI TO ANSWER QUESTIONS #20 THRU #26 . n n U n U |||| -1 2 4 6 20. WHICH OF THESE MUST BE THE LOCATION OF AN INFLECTION P'Cl'T'?I A. x=lANDx=2 B.I=ZANDI=6 C.x=lANDx=4 D. THERE ARE NO INFLECTION POINTS E. NONE OF THESE 21. ON WHICH INTERVAL MUST x) BE CONCAVE UP? A\" (00,1) 3. (1,2) (3. (4,6) D. (6,00) E. NONEOF THESE 22. WHAT MUST BE TRUE ABOUT f "(1) ? A. f "(1) > 0 B. f "(1) 0 ? A. (o0.1) B. (l,2} C. (4,6) D. ALL OF THESE E. NONEOFTHESE 25. ON WHICH INTERVAL IS MUST x) BE CONCAVE DOWN? A. B,C,ANDDAREALL CORRECT B. (00,1) C. (1.2) D. (4,6) E. NONEOFTI-IESE 26. \"WHERE IS A RELATIVE MINIMUM LOCATED? A.x=l B.x=2 C.x=4 D. THIS MAY NOT BE DETERIMIINED FROM THE GIVEN INFORMATION E. NONE OF THESE