• #### Class 12 Maths Study Material

An Educational platform for Preparation and Practice Class 12. Kidsfront provide unique pattern of learning Maths with free online comprehensive study material in the form of QUESTION & ANSWER for each Chapter of Maths for Class 12. This study material help Class 12, Maths students in learning every aspect of Continuity and Differentiability. Students can understand Continuity and Differentiability concept easily and consolidate their learning by doing Online Practice Tests on Maths,Continuity and Differentiability chapter repeatedly till they excel in Class 12, Continuity and Differentiability. Free ONLINE PRACTICE TESTS on Class 12, Continuity and Differentiability comprise of Hundreds of Questions on Continuity and Differentiability, prepared by the highly professionals team. Every repeat test of Continuity and Differentiability will have new set of questions and help students to prepare themselves for exams by doing unlimited Online Test exercise on Continuity and Differentiability. Attempt ONLINE TEST on Class 12,Maths,Continuity and Differentiability in Academics section after completing this Continuity and Differentiability Question Answer Exercise.

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• Topic wise:Continuity and Differentiability preparation in the form of QUESTION & ANSWER.
• Evaluate preparation by doing ONLINE TEST of Class 12, Maths,Continuity and Differentiability.
• Review performance in PRACTICE TEST and do further learning on weak areas.
• Attempt repeat ONLINE TESTS of Maths Continuity and Differentiability till you excel.
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##### What are the types of discontinuity?

a) Removable discontinuity
b) Irremovable discontinuity
c) Both 1 and 2
d) None of these

##### A real value function f is said to have removable discontinuity at x =a in its domain, if lim x → a f(x) exists but ___________.

a) Lim x → a f(x) - f (a)
b) Lim x → a f(x) + f (a)
c) Lim x → a f(x) = f (a)
d) Lim x → a f(x)≠f (a)

##### A real value function f is said to have irremovable discontinuity at x =a, if lim x → a f(x) does not exists but _______________ or one of the limits does not exist.

a) Lim x → a¯ f(x)≠lim x → a f (a)
b) Lim x → a f(x)≠lim x → a?f (a)
c) Lim x → a¯ f(x)≠lim x → a?f (a)
d) Lim x → a¯ f(x) = lim x → a?f (a)

a) K.f
b) F ± g
c) F.g
d) F / g

a) K.f
b) F ± g
c) F.g
d) Both 2 and 3

a) X = f
b) X= g
c) X = a
d) Both 2 and 3

a) TRUE
b) FALSE
c) Maybe
d) None of these

a) K.f
b) F ± g
c) F.g
d) F / g

##### If f and g are two real value functions defined on the same domian, which are continuous at x = a, then composite functions, ______________ ,if well defined are continuous functions at x = a.

a) F (g) (x)
b) G (f) (x)
c) F (g) (x) and g (f) (x)
d) None of these

a) Continuous
b) Discontinuous
c) Removable
d) Irremovable

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