Finding the Sum of Squares of a Trigonometric Ratio and Its Reciprocal — task. Maths CBSE Live product, Class 10 (2026-27).

If \(\tan \theta - \dfrac{1}{\tan \theta} = 3\), find the value of \(\tan^2 \theta + \dfrac{1}{\tan^2 \theta}\).

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3. Finding the Sum of Squares of a Trigonometric Ratio and Its Reciprocal