Ex 8.3
Ex 8.3, 1 (ii) Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 1 (iii) Deleted for CBSE Board 2022 Exams
Ex 8.3, 1 (iv) Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 2 (i) Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 2 (ii) Deleted for CBSE Board 2022 Exams
Ex 8.3, 3 Deleted for CBSE Board 2022 Exams
Ex 8.3, 4 Deleted for CBSE Board 2022 Exams You are here
Ex 8.3, 5 Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 6 Important Deleted for CBSE Board 2022 Exams
Ex 8.3, 7 Deleted for CBSE Board 2022 Exams
Last updated at July 12, 2018 by Teachoo
Ex 8.3, 4 If tan A = cot B, prove that A + B = 90 . Given tan A = cot B To solve this we should know relation between tan and cot Now, We know that cot θ = tan (90 - θ) Putting value of cot B tan A = tan (90 - B) Comparing angles A = 90 - B A + B = 90 Hence proved.