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Continuity and Differentiability Class 12 NCERT Maths Solutions | Q.26–Q.30 | CBSE & JEE Mains Important Questions

Prepare effectively for your Class 12 CBSE Board Exams and JEE Mains with NCERT Class 12 Maths Chapter 5 , Ex 5.1 – Continuity and Differentiability fully solved questions (Q.26, Q.27, Q.28, Q.29, Q.30). This detailed solution covers all important concepts including definition of continuity, differentiability rules, derivative of composite functions, chain rule, exponential and logarithmic differentiation, trigonometric functions, and application of derivatives. Each question is explained step-by-step as per the NCERT textbook and follows the latest CBSE syllabus 2024–25.

These questions are highly important for board exam preparation, JEE Mains 2025, and competitive exams like BITSAT, VITEEE, and MHT-CET. The solutions follow the NCERT marking scheme and help you strengthen your problem-solving skills in topics such as limits and derivatives, first principle of derivatives, and continuity of a function.

Whether you are revising for pre-board exams, practicing important questions for CBSE Maths Class 12, or preparing NCERT exemplar solutions, this guide will help you score full marks in Chapter 5. Designed for quick learning and long-term retention, these solutions are easy to understand, exam-oriented, and prepared by subject experts.