Saved Bookmarks
| 1. |
If `n` is the number of positive integral solution of `x_(1), x_(2)x_(3)x_(4) = 210`, then which of the following is incorrect ?A. n must be a perfect squareB. n must be a perfect `4^(th)` powerC. n must be a perfact `8^(th)` powerD. n must be divisible by an odd prime number |
|
Answer» Correct Answer - D If n is the number ………… `x_(1)x_(2)x_(3)x_(4) = 210 = 2xx3xx5xx7` `implies` no.of positive integral solutions `= 4xx4xx4xx4=4^(4)` |
|