Texts: Answer the questions 15 using the graph of the original function's second derivative. The original function is defined for all real numbers.
1. What are the values of r, if any, that cause the second derivative to be undefined?
A. a, c, e
B. b, d
C. a, b, c, d, e
D. Not enough information
E. None of these
2. What intervals must be tested according to the rules for the second derivative test?
A. a, c, cc
B. a, bb, cc, dd, e
C. b, d
D. -∞, a, c, e, ∞
E. None of these
3. The original function is concave up over the continuous intervals
A. -a < x < c, e
B. a < x < c
C. c < x < e
D. a < x < c, e
E. None of these
4. The original function is concave down over the continuous intervals
A. -a < x < c, e
B. a < x < c, e
C. c < x < e
D. a < x < c
E. None of these
5. At what points, if any, do points of inflection exist?
A. a, c, e
B. a, c, fcc, fc
C. a, fcc, fc, e, fe
D. a, c, e
E. None of these