(C)
(D)
(E)
(A)
(B)
(C)
(D)
(E)
(A)
(B)
(C)
(D)
(E)
(A)
(B)
(C)
(D)
(E)
1
−1
none of these
is
0
∞
nonexistent
−1
1
is
1
0
∞
π
nonexistent
Let .
Which of the following statements is (are) true?
I. exists
II. f (1) exists
III. f is continuous at x = 1
I only
II only
I and II
none of I, II, or III
all of I, II, or III
If
and if f is continuous at x = 0, then k =