Class 10 Maths Ex 8.2 Q4 (Trigonometry) NCERT CBSE

In this video, we solve NCERT Class 10 Mathematics – Chapter 8 (Introduction to Trigonometry), Exercise 8.2, Question 4. Question. 4: State whether the following are true or false. Justify your answer. (i) sin(A + B) = sin A + sin B (ii) The value of sin θ increases as θ increases. (iii) The value of cos θ increases as θ increases. (iv) sin θ = cos θ for all values of θ. (v) cot A is not defined for A = 0°. Answer: (i) False (ii) True (iii) False (iv) False (v) True REFERENCE Question 4 – Step by Step Solution https://arjunschool.com/ncert-solutio... [Android App] NCERT Books Download Manager (Free) https://play.google.com/store/apps/de... More Resources: NCERT Books – https://arjunschool.com/ncert-books NCERT Solutions – https://arjunschool.com/ncert-solutions NCERT Exemplar Solutions – https://arjunschool.com/ncert-exemplar