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NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4

NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4 contains all the questions with detailed solutions. Students are advised to solve these questions for better understanding of the concepts in exercise 7.4.
authorImageKrati Saraswat6 Feb, 2024
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NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4

NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4

NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4 Integrals is prepared by the academic team of Physics Wallah. We have prepared NCERT Solutions for all exercise of chapter-7. Given below is step by step solutions of all questions given in the NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4.

NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4 Overview

NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4 covers these important topics. Students are encouraged to review each topic thoroughly in order to fully understand the concepts taught in the chapter and make optimal use of the provided solutions. These solutions are the outcome of the dedicated effort that the Physics Wallah teachers have been doing to aid students in understanding the ideas covered in this chapter. After going over and rehearsing these responses, the goal is for students to easily score outstanding exam results.

CBSE Class 12 Sample Paper

NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4

Solve The Following Questions of NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4 Integrate the following functions in Exercises 1 to 9. Question 1. chapter 7-Integrals Exercise 7.4 Solution : Let x 3 = t ∴ 3 x 2 dx = dt chapter 7-Integrals Exercise 7.4 Question 2. chapter 7-Integrals Exercise 7.4/image012.png Solution : Let 2 x = t ∴ 2 dx = dt Question 3. chapter 7-Integrals Exercise 7.4/image013.png chapter 7-Integrals Exercise 7.4/image018.png Solution : Let 2 − x = t ⇒ − dx = dt Question 4. chapter 7-Integrals Exercise 7.4/image019.png chapter 7-Integrals Exercise 7.4/image023.png Solution : Let 5 x = t ∴ 5 dx = dt chapter 7-Integrals Exercise 7.4/image024.png Question 5. chapter 7-Integrals Exercise 7.4/image029.png Solution : Question 6. chapter 7-Integrals Exercise 7.4/image030.png chapter 7-Integrals Exercise 7.4/image040.png Solution : Let x 3 = t ∴ 3 x 2 dx = dt chapter 7-Integrals Exercise 7.4/image041.png Question 7. chapter 7-Integrals Exercise 7.4/image050.png Solution : chapter 7-Integrals Exercise 7.4/image051.png Question 8. chapter 7-Integrals Exercise 7.4/image065.png Solution : Let x 3 = t ∴ 3 x 2 dx = dt chapter 7-Integrals Exercise 7.4/image067.png Question 9. chapter 7-Integrals Exercise 7.4/image072.png Solution : Let tan x = t ∴ sec 2 x dx = dt chapter 7-Integrals Exercise 7.4/image074.png Integrate the following functions in Exercises 10 to 18. Question 10. chapter 7-Integrals Exercise 7.4/image081.png Solution : Question 11. chapter 7-Integrals Exercise 7.4/image082.png chapter 7-Integrals Exercise 7.4/image087.png Solution : Question 12 . chapter 7-Integrals Exercise 7.4/image088.png chapter 7-Integrals Exercise 7.4/image099.png Solution : Question 13. chapter 7-Integrals Exercise 7.4/image100.png chapter 7-Integrals Exercise 7.4/image109.png Solution : Question 14. chapter 7-Integrals Exercise 7.4/image110.png chapter 7-Integrals Exercise 7.4/image117.png Solution : Question 15. chapter 7-Integrals Exercise 7.4/image118.png chapter 7-Integrals Exercise 7.4/image126.png Solution : Question 16. chapter 7-Integrals Exercise 7.4/image127.png chapter 7-Integrals Exercise 7.4/image137.png Solution : chapter 7-Integrals Exercise 7.4/image138.png Question 17. chapter 7-Integrals Exercise 7.4/image145.png Solution : Question 18. chapter 7-Integrals Exercise 7.4/image146.png chapter 7-Integrals Exercise 7.4/image158.png Solution : chapter 7-Integrals Exercise 7.4/image159.png chapter 7-Integrals Exercise 7.4/image160.png chapter 7-Integrals Exercise 7.4/image189.png Integrate the following functions in Exercises 19 to 23. Question 19. chapter 7-Integrals Exercise 7.4/image190.png Solution : chapter 7-Integrals Exercise 7.4/image191.png chapter 7-Integrals Exercise 7.4/image192.png Question 20. chapter 7-Integrals Exercise 7.4/image215.png Solution : chapter 7-Integrals Exercise 7.4/image216.png chapter 7-Integrals Exercise 7.4/image160.png Question 21. chapter 7-Integrals Exercise 7.4/image244.png Solution : chapter 7-Integrals Exercise 7.4/image245.png Using equations (2) and (3) in (1), we obtain chapter 7-Integrals Exercise 7.4/image246.png Question 22. chapter 7-Integrals Exercise 7.4/image267.png Solution : chapter 7-Integrals Exercise 7.4/image268.png chapter 7-Integrals Exercise 7.4/image288.png Question 23. chapter 7-Integrals Exercise 7.4/image289.png Solution : chapter 7-Integrals Exercise 7.4/image290.png chapter 7-Integrals Exercise 7.4/image246.png Choose the correct answer in Exercise 24 and 25. Question 24. equals chapter 7-Integrals Exercise 7.4/image312.png

A. x tan −1 ( x + 1) + C

B. tan − 1 ( x + 1) + C

C. ( x + 1) tan −1 x + C

D. tan −1 x + C

Solution : Therefore, option (B) is correct. chapter 7-Integrals Exercise 7.4/image312.png Question 25. equals chapter 7-Integrals Exercise 7.4/image319.png NCERT Solutions class 12 Maths Integrals Solution : Therefore, option (B) is correct. chapter 7-Integrals Exercise 7.4/image319.png

NCERT Solutions for Class 12 Maths Chapter 7 Exercise 7.4 FAQs

What does Exercise 7.4 cover in NCERT Solutions for Class 12 Maths Chapter 7?

Exercise 7.4 in Chapter 7 of NCERT Solutions for Class 12 Maths focuses on solving integrals using the method of substitution.

How can Exercise 7.4 help students preparing for Class 12 Maths exams?

Exercise 7.4 provides practice problems that help the concept of integration by substitution, a fundamental technique in calculus. Solving these problems enhances students' understanding and proficiency in integration.

Are the problems in Exercise 7.4 of NCERT Solutions for Class 12 Maths challenging?

The difficulty level of Exercise 7.4 problems varies, but they are designed to gradually increase in complexity.
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