सिद्ध करा Square root sec x - tan x= (1-sinx)/(1+sinx) सिद्ध करा √ sec x - tan x= (1-sinx)/(1+sinx) Trigonometry Class 10 | Class 9 | Trigonometric ratio | Trigonometric | formulas | Maths |Problem set 6|Maharshatra Stateboard | Chapter no. 6 Maths Class 7th 8th 9th 10th , 11th , 12th #Trigonometry #maths #semienglish Follow me: Instagram ►► / karanathramesh LinkedIn ►► / ramesh-karanath-7079b9188 Facebook ►► https://www.facebook.com/profile.php?...