Recent content by arejet

Hi there, Thank you so much for the solution. You wouldn't believe, but I was just looking at the Pythagorean identity you used to solve the equation. However it didn't occur to me. How silly! Thanks a lot again!

Hi all, My name is Arijit Biswas. I have resumed learning maths after a long time and I am stuck with a simple problem in trigonometry. I need to find a general solution to the equation: sec2 2x = 1– tan 2x. I have worked out something i.e. 1) Multiply by cos2 2x and that makes the equation...