Relations & Functions | Types of Functions | Lecture 7 | Class 12 Maths | By Amit Sir | JEE 2026

Relations & Functions | Type of Functions: One-one, Many One, Onto, Into & No. Of Functions | Lecture 7 | Class 12 Maths | By Amit Sir | JEE 2026 | Alpha Batch | Medjeex JEE

📚 Lecture 7: Types of Functions - One-One, Onto, Into, Many-One & Number of Functions
Welcome to the Alpha Batch for JEE 2026 by Amit Sir, where concepts are broken down clearly with exam-focused strategies.

📌 In this session you will learn:

One-One (Injective) and Many-One Functions

Onto (Surjective) and Into Functions

Total Number of Functions between Sets

Practice examples & shortcuts for JEE

Concept clarity through Venn Diagrams & Graphs

🎯 This chapter is important for JEE Main + Advanced, CBSE Class 12 Boards, and strengthens your foundation for higher mathematics.

🚀 Boost your JEE Maths prep with crystal-clear concepts, JEE-level questions, and deep understanding — all with Medjeex JEE’s Alpha Batch.

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