Q. यदि (a cot θ + b cosec θ) = x तथा ( b cot θ + a cosec θ) = y हो तो x²

Math question with Easy calculation

Q.2452 : यदि (a cot θ + b cosec θ) = x तथा ( b cot θ + a cosec θ) = y हो तो x² - y² = ?

Right Ans : b² - a²