PDF chapter test TRY NOW
i. \(\frac{sin θ – 2 sin^3θ}{2 cos^3θ – cos θ} = tan θ\)
ii. \(\frac{1 + tan^2A}{1 + cot^2A}=(\frac{1 – tan A}{1 – cot A})^2 = tan^2A\)
Important!
This is a creative exercise. Your teacher will check it manually.
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