यदि \( { }^{n} \mathrm{C}_{8}={ }^{n} \mathrm{C}_{2} \), तो \( { }^{n} \mathrm{C}_{2} \) ज्ञात क...

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यदि \( { }^{n} \mathrm{C}_{8}={ }^{n} \mathrm{C}_{2} \), तो \( { }^{n} \mathrm{C}_{2} \) ज्ञात कीजिए।
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