Mathematics · Permutation and Combination
यदि 2nC3 : nC3 = 10 : 1 है, तो अनुपात (n2 + 3n) : (n2 - 3n + 4) है:
- 1उपर्युक्त में से एक से अधिक
- 227 : 11
- 32 : 1✓
- 435 : 16
सही उत्तर देखें
2 : 1
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