12th Mathematics Chapter Study Material English Medium 2021 By S Rajan M Sc M Phil M Ed Patched !new! May 2026

The Patch That Fixed the Future

The material provides comprehensive coverage of the standard 12th-grade curriculum, including:

Benefits for Students

Then came the innovation: a QR code. Kavya drew it by hand on the margin of the repaired page. When scanned, it led to a 3-minute video of Rajan Sir solving a step function on his slate. The Patch That Fixed the Future

, where PDF downloads for specific chapters (e.g., Chapter 1) are available. Patched Features: Corrected distance formula problems

Unit 2: Complex Numbers

– Simplified explanations and important questions for algebraic representations. The material provides comprehensive coverage of the standard

list of important topics

Rajan's material, or would you like a to focus on for your revision? S. Rajan 12th Maths Study Material | PDF - Scribd

Priya S., CBSE 2022

“I was failing in calculus until I used S. Rajan’s patched material for integrals. The way he explains substitution method saved my boards. Scored 92/100.” —

Scroll to Top