(A)
(B)
(C)
(D)
(E)70.
(A)
(B)
(C)
(D)
(E)
71.
(A)
(B)
(C)constant
linear and increasing
linear and decreasing
nonlinear and increasing
nonlinear and decreasing
Use the figure to answer Questions 70–72. The graph of f consists of two line
segments and a semicircle.
f ′(x) = 0 for x =
1 only
2 only
4 only
1 and 4
2 and 6
f ′(x) does not exist for x =
1 only
2 only
1 and 2