NCERT Solutions For Class 12 Maths Chapter 7 Integrals Exercise 7.2 Question 1 to 39 Answer: Downlaod pdf

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Integrate the functions in Exercises 1 to 37:

Question 1:2 2 1 x x

Question 2: 2 log x x

Question 3:1 x x x log

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Question 4:sin sin (cos ) x x

Question 5:sin ( ) cos ( ) ax b ax b

Question 6:ax b

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Question 7:x x 2

Question 8:2 x 1 2 x

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Question 9:2 (4 2) 1 x xx

Question 10:1 x – x

Question 11:4 x x , x > 0

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Question 12:1 3 5 3 ( 1 x – x )

Question 13:2 3 3 (2 3 ) x x

Question 14:1 (log )m x x , x > 0

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Question 15:2 9 4 x – x

Question 16:2 3 x e

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Question 18:1 2 1 – tan x e x

Question 19:2 2 1 1 x x e – e

Question 20:2 2 2 2 x – x x – x e –e e e

Question 21:tan2 (2x – 3)

Question 22:sec2 (7 – 4x)

Exercise 7.2 class 12 Math ncert solutions Chapter 7

Question 23:1 2 sin 1 – x – x

Question 24:2cos 3sin 6cos 4sin x – x x x

Question 25:2 2 1 cos (1 tan ) x – x

Integrate the functions in Exercises 1 to 37: 1.

Question 26:cos x x

Question 27:sin 2 cos 2 x x

Question 28:cos 1 sin x x

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Question 29:cot x log sin x

Question 30:sin 1 cos x x

Question 31: 2 sin 1 cos x x

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Question 32:1 1 cot x

Question 33:1 1 tan – x

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Question 34:tan sin cos x x x

Question 35: 2 1 log x x

Question 36: 2 ( 1) log x x x x

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Question 37: 3 1 4 sin tan 1 – x x x Choose the correct answer in Exercises 38 and 39

Question 38:10 9 10 10 10 log 10 x e x x dx x equals (A) 10x – x 10 + C (B) 10x + x 10 + C (C) (10x – x10) –1 + C (D) log (10x + x10) + C

Question 39:2 2 equals sin cos dx x x (A) tan x + cot x + C (B) tan x – cot x + C (C) tan x cot x + C (D) tan x – cot 2x +

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