Class 10 Trigonometry All Important Questions PDF Free Download | Chapter 8 NCERT + PYQs 2025-26

Class 10 NCERT Maths | Ex 8.4 Q5(iii) Prove tanθ/(1-cotθ) + cotθ/(1-tanθ) = 1 + secθ cosecθ | 3 Min Fast Proof 2025-26 Hey dosto! 👋 Class 10th trigonometry identity All important & PYQ Question Website Link - https://625e9b1685dad.site123.me/ I'm a recent 10th pass student (just like you!), making super easy & quick NCERT solutions. In this 2:58 min fast video, I prove Exercise 8.4 Question 5 (iii) from Chapter 8 – Introduction to Trigonometry (Class 10 NCERT Maths). The identity: tan θ / (1 - cot θ) + cot θ / (1 - tan θ) = 1 + sec θ cosec θ I solve it step-by-step by converting everything to sin & cos – very simple & beginner-friendly! Great for board exams, pre-boards, or last-minute revision. Timestamps: 0:00 – Question Intro 0:35 – Step-by-Step Proof (LHS to RHS) 2:15 – Final Result & Quick Tip Struggling with trig identities? This short video clears it in under 3 mins! Like ❤️ if it helped, comment your doubt (next part?), and SUBSCRIBE for more fast Class 10 Maths NCERT proofs (full Q5 series coming) 🔔 #Class10Maths #Trigonometry #NCERT #BoardExam2026 #MathsShorts Thanks for watching – let's score full in trig together! 💪 Tags (use all for better reach): NCERT Class 10 Maths, Chapter 8 Introduction to Trigonometry, Exercise 8.4, Question 5(iii), Ex 8.4 Q5 part 3, Prove tan/(1-cot) + cot/(1-tan) = 1 + sec cosec, Trigonometric Identities Proof, Class 10 Trig Identities, CBSE Class 10 Maths 2025-26, Fast Maths Solution, 3 Minute Proof, Quick Trigonometry Proof, Beginner Trig Identities, Board Exam Preparation, 10th Maths NCERT, Short Video Maths, tan + cot identity proof, trigonometric identities class 10 Thanks🙏