Chapter 9: Differential Calculus Limits and Continuity - Online Test
Q1. At x = 3/2 the function f ( x) = | 2x -3 | / 2x
-3 is
Answer : Option B
Explaination / Solution:
Q2. Let f : R→R be defined by f (x) = 
then f is
then f is
Answer : Option B
Explaination / Solution:
No Explaination.
Q3. The function 
is not defined for x =
−1 . The value of f (−1) so that the function
extended by this value is continuous is
is not defined for x =
−1 . The value of f (−1) so that the function
extended by this value is continuous is
Answer : Option B
Explaination / Solution:
Q4. Let f be a continuous function on [2, 5]. If f takes only rational values for all x
and f (3) = 12, then f(4.5) is equal to
Answer : Option B
Explaination / Solution:
f is a constant function
Q5. Let a function f be defined by f (x) =
x−|x| / x for x ≠ 0 and f (0) = 2
. Then f is x
Answer : Option D
Explaination / Solution:
