Q.202447: જો (cos x + sin x ) = 2 cos x તો (cos x - sin x) = ? |
જો (cos x + sin x ) = 2 cos x તો (cos x - sin x) = ? - - jo (cos x + sin x ) = 2 cos x to (cos x - sin x) = ? Maths in Gujarati, trigonometry question answers in Gujarati pdf questions in Gujarati, Know About Maths online test Maths notes in Gujarati quiz book