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[" प्रश्न 1(i) स्वतुल्य संबंध एवं सममित ...

[" प्रश्न 1(i) स्वतुल्य संबंध एवं सममित संबंध की परिभाषा एक-एक उदाहरण सहित लिखिये। "],[qquad [" अंक "-2],[" (ii) निम्नलिखित प्रतिलोम त्रिकोणमिति फलनो का मुख्य मान ज्ञात कीजिये। "]],[[" (i) "sin^(-1)((1)/(sqrt(2)))," (ii) "cot^(-1)((-1)/(sqrt(3)))," अंक "-2]]

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