This question was asked in Ex 8.4, 5
Sir



Tan⁰/1-cot⁰ plus  cot⁰/1-tan⁰ = 1 sec⁰cosec⁰ 
How to prove

???

pawan kumar chaudhari's image
pawan kumar chaudhari
March 19, 2020, 12:13 p.m.