Table of Contents
Chapter 10 Differentiability Ex 10.1
Question 1
Solution 1
Question 2
Solution 2
Question 3
Solution 3
Question 4
Solution 4
Question 5
Solution 5
Question 6
Find whether the following functions is differentiable at
x = 1 and x = 2 or not:
Solution 6
Question 7(i)
Solution 7(i)
Question 7(ii)
Solution 7(ii)
Question 7(iii)
Solution 7(iii)
Question 8
Solution 8
Question 9
Solution 9
Question 10
Solution 10
Question 11
Find the values of a and b, if the function f(x) defined by is differentiable at x = 1.Solution 11
Given:
As f(x) is differentiable at x = 1, we have
… (i)
Now, Rf'(1) exist when (b – 2 – a) = 0 … (ii)
From (i), we get, b = 5
Putting this in (ii), we get, a = 3.
Chapter 10 Differentiability Ex 10.2
Question 1
Solution 1
Question 2
Solution 2
Question 3
Solution 3
Question 4
Solution 4
Question 5
Solution 5
Question 6
Solution 6
Question 7
Examine the differentiability of the function f defined by
Solution 7
Question 8
Solution 8
Question 9
Solution 9
Question 10
Solution 10
Question 11
Solution 11
Question 12
Solution 12
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