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Class - 10 Ex - 8.3, Q4 (iv) (Trigonometry) || New NCERT CBSE || 10th Trigonometry 2025

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✅ In this video,
✔️ Class: 10th
✔️ Subject: Maths
✔️ Chapter: Introduction to Trigonometry (Chapter 8)
✔️ Topic Name: Exercise 8.3 (Que. 4) - (i to v)
✔️ Topics Covered In This Video (By Kishore Sir): In this engaging video, our expert instructor introduces you to the fundamental concepts of trigonometry in Class 10 Maths, with Exercise 8.3 (Que. 4) - (i to v) of Chapter 8 - "Introduction to Trigonometry." This tutorial is designed to make trigonometry approachable, helping you understand the core principles, definitions, and applications that form the foundation of this topic. Whether you're preparing for exams or aiming to strengthen your maths skills, this video breaks down complex ideas into easy-to-understand concepts, making learning both enjoyable and accessible. Perfect for Class 10 students, this video will set you up for success in mastering trigonometry! Don’t miss this chance to boost your understanding and confidence in Maths!
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00:00​ Introduction to Trigonometry - Que.4 (i to v)
01:19​ Que. 4 Prove the following identities, where the angles involved are acute angles for which the expressions are defined.

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05:40​ exercise 8.3 class 10 question 4 part 3
12:39​ exercise 8.3 class 10 question 4 part 4
Introduction to Trigonometry Exercise 8.3 (Q.4 i–v) | Class 10 Maths NCERT Solutions | Pranav Sir

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Welcome to another session of Class 10 Maths with Pranav Sir! In this video, we cover Exercise 8.3 Question No. 4 (parts i to v) from the NCERT textbook chapter Introduction to Trigonometry. Whether you're preparing for your board exams or simply trying to strengthen your conceptual understanding, this step-by-step explanation will help you master trigonometric ratios and identities easily.

We’ll simplify complex-looking questions, teach shortcuts where applicable, and help you understand the why behind each step. 💯

🔍 What you'll learn:

Solving trigonometric expressions confidently

Applying identities to simplify questions

Avoiding common mistakes students make

📚 Chapter: Introduction to Trigonometry
📘 Exercise: 8.3 (Q.4 i–v)
🎯 Target: Class 10 CBSE | NCERT Solutions

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15:56​ exercise 8.3 class 10 question 4 part 5
21:03​ exercise 8.3 class 10 question 4 part 6
23:32​ exercise 8.3 class 10 question 4 part 7
25:27​ exercise 8.3 class 10 question 4 part 8
28:17​ exercise 8.3 class 10 question 4 part 9
31:00​ exercise 8.3 class 10 question 4 part 10
Question 4. Prove the following identities, where the angles involved are acute angles for which the expressions are defined.
In this tutorial, you will find the explanation of the following:
Class: 10th
Chapter: 8, Introduction to Trigonometry
Exercise : 8.3
Topic: Question 4, all parts solved
Textbook: NCERT
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Class - 10
Chapter - 8 - Introduction to Trigonometry
Exercise - 8.3
.c...​
In this video I taught Q.5 (iv) (v) of exercise 8.4 from chapter:8 Introduction To Trigonometry | N Maths Class 10 | Cbse board.
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maths class 10 ex.8.4 q.5 (iv) (v)