\( \frac{\sec ^{2} \theta-\cot ^{2}\left(90^{\circ}-\theta\right)}{\operatorname{cosec}^{2} 67^{...
\( \frac{\sec ^{2} \theta-\cot ^{2}\left(90^{\circ}-\theta\right)}{\operatorname{cosec}^{2} 67^{\circ}-\tan ^{2} 23^{\circ}}+\left(\sin ^{2} 40^{\circ}+\sin ^{2} 50^{\circ}\right) \) का मान ज्ञात कीजिए।
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