NCERT Solutions for Class 11 Maths Chapter 13 Limits and Derivatives — Exercise 13.20

Question 1:Find the derivative of the following functions from first principle: (i) −x (ii) 1 ( x)− − (iii) sin (x + 1) (iv) cos (x –  8 ) Find the derivative of the following functions (it is to be understood that a, b, c, d, p, q, r and s are fixed non-zero constants and m and n are integers):

Question 2:(x + a)

NCERT class 11 maths chapter 13 Limits and Derivatives

Question 3:(px + q) r s x  +  
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Question 4:( )( )2 ax + b cx + d

Exercise Miscellaneous maths class 11 Chapter 13 Limits and Derivatives

Question 5:ax b cx d + +

Question 6:1 1 1 1 x x + −

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Question 7:2 1 ax + bx + c

Question 8:2 ax b px qx r + + +

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Question 9:2 px qx r ax b + + +

Question 10:4 2 cos a b x x x − +

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Question 11:4 x − 2

Question 12:( )n ax + b

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Question 13:( ) ( ) n m ax + b cx + d

Question 14:sin (x + a)

Question 15:cosec x cot x

Question 16:cos 1 sin x + x

Question 17:sin cos sin cos x x x x + −

Exercise Miscellaneous class 11 Math ncert solutions Chapter 13

Question 18:sec 1 sec 1 x x − +

Question 19:sinn x

Miscellaneous Exercise on Chapter 131. Find the de

Question 20:sin cos a b x c d x + +

Question 21:sin( ) cos x a x +

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Question 22:x4 (5sin x − 3cos x)

Question 23:( 2 ) x +1 cos x

Limits and Derivatives Math ncert solution class 11

Question 24:( 2 )( ) ax + sin x π + q cos x

Question 25:(x + cos x) (x − tan x)

Limits and Derivatives ncert solutions class 11

Question 26:4 5sin 3 7cos x x x x + +

Question 27:2 cos 4 sin x x   
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CBSE NCERT Solutions For class 11 Limits and Derivatives

Question 28:1 tan x + x

Question 29:(x + sec x) (x − tan x) 30. sinn x x