Continuity and Differentiability-4

MCQ Questions Class 12 Continuity and Differentiability With Answers

CBSE Class 12 Continuity and Differentiability Multiple Choice Questions with Answers. MCQ Questions Class 12 Continuity and Differentiability with Answers Is Prepared Based on Latest Exam Pattern. Students can solve NCERT MCQ questions Class 12 Continuity and Differentiability with Answers to know their preparation level.

Students who are searching for NCERT MCQ Questions Class 12 Continuity and Differentiability with Answers are compiled here to get good practice on all fundamentals. Know your preparation level on MCQ Questions for Class 12 Continuity and Differentiability with Answers. You can also verify your answers from the provided MCQ Class 12 Continuity and Differentiability with Answers. So, ace up your preparation with MCQ of Class 12 Mathematics Examinations.

MCQ Questions Class 12 Continuity and Differentiability with Answers - Set - 4

Question 1: 

let f(2) = 4 then f”(2) = 4 then 

Continuity and Differentiability-7

  is given by
(a) 2
(b) -2
(c) -4
(d) 3

Correct Answer – (C)

Question 2: 

For the function f(x) = x + 1(x/x), x ∈ [1, 3] the value of c for mean value theorem is
(a) 1
(b) √3
(c) 2
(d) None of these

Correct Answer – (B)

Question 3: 

If x = t², y = t³, then d2y/dx2

(a) 3/2
(b) 3/4t
(c) 3/2t
(d) 3/4t

Correct Answer – (B)

Question 4: 

If y = √(sin x + y) then dy/dx is equal to
(a) (cosx)/(2y-1)

(b) (cosx)/(1-2y)

(c) (sinx)/(1-xy)

(d) (sinx)/(2y-1)

Correct Answer – (A)

Question 5: 

If y = log[(1x2)/(1+x2)], then dy/dx is equal to
(a) (4x3)/(1x4)
(b) (-4x)/(1x4)
(c)  1/(1x4)
(d) (-4x3)/(1x4)

Correct Answer – (B)

MCQ Questions Class 12 Continuity and Differentiability With Answers

Question 6: 

If f(x) =(√(4+x) – 2)/x  x ≠ 0 be continuous at x = 0, then f(o) =
(a) 12
(b) 14
(c) 2
(d) 32

Correct Answer – (B)

Question 7: 

The value of c in Rolle’s theorem for the function f(x) = x³ – 3x in the interval [o, √3] is
(a) 1
(b) -1
(c) 3/2
(d) 1/3

Correct Answer – (A)

Question 8: 

The derivative of cos-1 (2x² – 1) w.r.t cos-1 x is
(a) 2
(b) 1/(2√(1-x2)
(c) 2/x
(d) 1 – x²

Correct Answer – (A)

Question 9: 

Let f(x) = |sin x| Then
(a) f is everywhere differentiable
(b) f is everywhere continuous but not differentiable at x = nπ, n ∈ Z
(c) f is everywhere continuous but no differentiable at x = (2n + 1) (π/2) n ∈ Z
(d) None of these

Correct Answer – (B)

Question 10: 

If f(x) =

Continuity and Differentiability-6 is continuous at x = π/2, then
(a) m = 1, n = 0
(b) m = (nπ/2) + 1
(c) n = (mπ/2)
(d) m = n = π/2

Correct Answer – (C)
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