Prove 1/(tan2θ−tanθ)−1/(cot2θ−cotθ)=cotθ | Trigonometry Identity | Lecture 20 | For Class 10 SEE скачать в хорошем качестве

Prove 1/(tan2θ−tanθ)−1/(cot2θ−cotθ)=cotθ | Trigonometry Identity | Lecture 20 | For Class 10 SEE

In this lecture, we prove an important trigonometric identity step by step: This problem is explained in a clear, exam-oriented, and concept-based manner, making it perfect for students preparing for Vedanta Optional Mathematics, NEB Class 10 and board + entrance examinations. In this video, you will learn: How to simplify complex trigonometric expressions Proper use of tan, cot, sin, cos identities Step-by-step logical proof without shortcuts Common mistakes students make in such problems This lecture is part of my complete trigonometry series, where I solve important identities frequently asked in exams. The teaching style is simple, slow, and beginner-friendly, suitable for Nepali students learning mathematics in English. 📌 Who should watch this video? ✔ Class 11 & 12 students ✔ Optional Mathematics students ✔ Entrance exam aspirants ✔ Anyone struggling with trigonometric identities 👉 Subscribe for regular maths and programming videos explained from basic to advanced level. #Trigonometry #TrigonometricIdentities #tan2theta #cot2theta #OptionalMathematics #VedantaMaths #Class11Maths #Class12Maths #NEBMaths #MathsByNepaliTeacher #MathsForNepal #BoardExamMaths