68. if a sequence {fn} converges tofuniformly on la, b], and each function f. is integrable on [a, b], then f is on a, b]. (a) integrable (b) not integrable (c)

68. If a sequence {fn} converges tofuniformly on la, b], and each function f. is integrable on [a, b], then f is on a, b]. (A) integrable (B) not integrable (C) unbounded (D) None of these 69. Find (A) co (B) 0 (C) 1 (D) None of these 70. Find: lim )3r - 1) x-1 +3x-2 (A) 0 (B) 0.5 (C) c (D) 1 71. In a metric space (X, d) for all x and y in X: (A) d,y)=-d(y, ) (B) d(t,y) =0 (C) dt,)=d(x,x) (D) d(x, y)=d (y, x) 72. Find: (A) (B) 3 (C) (D) does not exist 4