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If \( 0_{1}+0_{2}=\frac{\pi}{2} \) and \( 0_{1}=20_{2} \), then value of \( \sin ^{2} \theta_{1}+\cos ^{2} \theta_{2} \) is(1) \( \frac{1}{2} \)(2) 1(3) \( \frac{3}{2} \)(4) 2 |
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Answer» what is value of theta 1 |
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