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### Lecture 4: Relations and functions Part 4

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Published    09-Jan-2019      Bilingual

## RELATIONS AND FUNCTIONS - MATHEMATICS CBSE CLASS 12TH

Study Khazana delivers CBSE Class 12th Maths, four video lectures on Relations and Functions with complete solutions using sample paper based on NCERT Syllabus. This chapter covers the following topic to make students understand the topic and covers the whole chapter with all the question and answers.

## WHAT DO YOU STUDY IN RELATIONS AND FUNCTIONS?

• Introduction of Relations and Functions
• Types of relations- reflexive, symmetric, transitive and equivalence relations
• One to one and onto functions,
• What is a composite function?
• Discuss inverse of a function.
• Explain Binary operations

## HOW WE HELP THE STUDENTS???

These video lectures will make the subject easy for students. The free lecture is available as a demo. We provide mock exams after completion of the full course. These lectures are recording of the live session taken. It will include question and answers of the students undertaken during the class. CBSE Class 12th previous question papers and sample papers are also given to the students for practice. Video Lectures classes are taken by Study Khazana’s best faculties. Video lectures contain examples and formulas related to different topics. We have doubt sessions on YouTube related to students queries asked on WhatsApp. These classes are based on NCERT Syllabus. We offer pen drives and online-offline study mode to the students. We also have Android and IOS Study Khazana mobile app for helping students to study anywhere at any time.

#### Lalit Sharma

 Phone: 98********85 Email: lal********@gmail.com Address: A-180, 3rd floor , Shastri Nagar, New Delhi 110052 Institute: Study Khazana

##### About Us

I am working as HOD ( Mathematics ) In Rukmini Devi Public School , Pitampura, New Delhi....I have authored Three textbooks for class 12th Published by Taxmann India and also edited one textbook for V K Publications.....Have done complete video lecture series for class 11th for Goyal Brothers Prakashans....Published two maths lab activities books for classes 11th and 12th for Goyal Brother Prakashan...

##### Qualification

B.A (Hons) Mathematics from Kirori Mal College, DU...MA ( Pure Mathematics ) from Kirori Mal College , DU...M.Phil ( Functional Analysis ) from DU....B.Ed from MDU, Rohtak..

##### Biography

Having 13 years of experience teaching senior secondary, engineering and under graduate classes.....Taught at Delhi University and in Govt. Polytechnics also....

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