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| 1. |
`n` का मान बताओ यदि (i) `.^(n-1)P_(3): .^(n)P_(4)1:9` (ii)`.^(n)P_(4): .^(n-1)P_(3)=9:1` (iii) `.^(n)P_(4): .^(n)P_(3)=4:1` |
| Answer» Correct Answer - (i) 6 (ii) 9 (iii) 7 | |