If \( a \cot \theta+b \operatorname{cosec} \theta=x^{2}, b \cot \th... VIDEO
If \( a \cot \theta+b \operatorname{cosec} \theta=x^{2}, b \cot \theta+a \operatorname{cosec} \theta=y^{2} \), prove that \( x^{4}-y^{4}=b^{2}-a^{2} \).https://bit.ly/YTAI_PWAP https://www.pw.live
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