NCERT Solutions for Class 12 Maths Chapter 5 – Continuity and Differentiability Exercise 5.7

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Chapter 5 – Continuity and Differentiability Exercise 5.7

1.

Question on differentiability of function – Exercise 5.7 Q1
Step-by-step continuity test at a point – Answer to Q1

2.

Problem involving continuity at specific points – Q2 of Exercise 5.7
Final answer using continuity conditions – Q2 solved

3.

Find where the function is not continuous – Class 12 Exercise 5.7 Q3
Detailed continuity check with function breakdown – Answer Q3

4.

Continuity problem using piecewise function – Exercise 5.7 Q4
Solution using LHL and RHL to prove continuity – Q4 Answer

5.

Question based on differentiability at origin – Exercise 5.7 Q5
Verification of differentiability using limits – Exercise 5.7 Q5

6.

Determine value of constant for continuity – Q6, Chapter 5 Exercise 5.7
Solved value of constant ensuring continuity – Answer Q6

7.

NCERT question on checking left-hand and right-hand limits – Q7
Limit method applied to test continuity – Q7 NCERT Answer

8.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 8-Prove differentiability using limit definition - NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 8 First principles of derivative applied- NCERT Answer

9.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 9-Test continuity and find derivative - NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 9-Answer proving continuity with complete steps-NCERT

10.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 10-Function given in intervals to test continuity - NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 10 Continuous function validation with value match- NCERT Answer

11.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 11-Conceptual question on continuous function - NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 11 Explanation of function continuity- NCERT Answer

12.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 12-Piecewise function checking limits - NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 12 Initial steps for proving continuity- NCERT Answer
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 12 Final conclusion on differentiability- NCERT Answer

13.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 13 - NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 13 Using limit approach to test continuity- NCERT Answer-1
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 13 Simplified result- NCERT Answer

14.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 14 Verify differentiability at a given point- NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 14 Solving with definition of derivative- NCERT Answer

15.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 15-Prove differentiability from first principles- NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 15 Proving differentiability algebraically- NCERT Answer

16.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 16-Theoretical question on differentiability conditions- NCERT
Class-12 Continuity-and-Differentiability Exercise-5.7 Question 16 Solved concept-based question on differentiability - NCERT Answer

17.

Class-12 Continuity-and-Differentiability Exercise-5.7 Question 17-Limit-based function differentiability - NCERT
Final question answer involving limit approach – Q17 Answer

Download Exercise 5.7 NCERT Solutions PDF

You can download the PDF from the link below for offline study

Class 12 Maths Chapter 5 – Continuity And Differentiability: All Exercises

ExerciseLink
Exercise 5.1View Solutions
Exercise 5.2View Solutions
Exercise 5.3View Solutions
Exercise 5.4View Solutions
Exercise 5.5View Solutions
Exercise 5.6View Solutions
Miscellaneous Exercise View Solutions

Class 12 Continuity And Differentiability- Exercise 5.7 Overview

The last part of Chapter 5, Exercise 5.7 exposes you to second-order derivatives, rising and decreasing functions, and graphical interpretations of differentiation. Deeper understanding of the Continuity and Differentiability Class 12 NCERT Solutions Exercise 5.7 will help you to see how derivatives enable more precisely define the behavior of function. In engineering, economics, and physics particularly, these ideas are quite useful.

Building on your knowledge from past exercises, this one gets you ready for the application of derivatives (Chapter 6). Solving these challenges helps students grasp the nature of turning points and learn if a function is rising or declining on a particular interval.

Second derivatives—a technique for understanding how the rate of change itself is changing—will also be covered. This allows one to comprehend graph curvature and forecast the behaviour of real-world systems including motion and optimization issues. Although the conceptual leap here can be a bit difficult for students, the methodical approach in the Continuity and Differentiability Class 12 NCERT Solutions Ex 5.7 helps them to understand.

This exercise will help you to understand how to apply first and second derivatives to visually and logically grasp and analyze mathematical situations. Not only for board exams but also for further study in science, business, and technology sectors these abilities are vital.

FAQs – Continuity And Differentiability Class 12 Exercise 5.7 NCERT

For this exercise, what part do second derivatives play?

Second derivatives (f'(x)) enable you to determine points of inflection and grasp concavity of functions. It delves more into the behaviour of a function.

I have trouble with intervals and sign charts. What shall I do?

Get comfortable drawing number lines and logically breaking intervals. It streamlines difficult derivative sign analysis problems.

Where can I get thorough, exact answers for Exercise 5.7 problems?

For exact, step-by-step answers to all textbook questions, review our Continuity and Differentiability Class 12 NCERT Solutions Exercise 5.7 section. Visit now on Cogniks.com.

How might this exercise help me get ready for board exams?

Solve every Exercise 5.7 problem first on your own independently. After completion, verify your accuracy by matching your answers to ours. You could also bookmark this page for frequent use.

Is it possible to rapidly review this exercise prior to exams?

Indeed! For a last-minute lift, download our revision PDF or review our summary notes. Remember also to subscribe for updates and revision advice.

Can someone help me if I get stuck on a question?

Sure. Either contact us on our help page or drop your uncertainty in the comment area under the solution. Here we are to assist you in grasping every stage.

Class 12 Maths Chapters

Chapter 1 – Relations and Functions
Chapter 2 – Inverse Trigonometric Functions
Chapter 3 – Matrices
Chapter 4 – Determinants
Chapter 5 – Continuity and Differentiability
Chapter 6 – Application of Derivatives
Chapter 7 – Integrals
Chapter 8 – Application of Integrals
Chapter 9 – Differential Equations
Chapter 10 – Vector Algebra
Chapter 11 – Three Dimensional Geometry
Chapter 12 – Linear Programming
Chapter 13 – Probability

Important Questions for Class 12