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Expression : $$tan^2Asin^2A$$
Using, $$(sin^2A+cos^2A=1)$$
= $$\frac{sin^2A}{cos^2A} (1-cos^2A)$$
= $$\frac{sin^2A}{cos^2A}-sin^2A$$
= $$tan^2A-sin^2A$$
=> Ans - (A)
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