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| 1. |
Illustration 26: In how many ways can 5 professors of physics and 3 professors of chemistry be seated onround table if(i) Professor A.K. Goel and Dr. Agrawal are not adjacent?(i) No professors of chemistry are adjacent? |
| Answer» Illustration 26: In how many ways can 5 professors of physics and 3 professors of chemistry be seated onround table if(i) Professor A.K. Goel and Dr. Agrawal are not adjacent?(i) No professors of chemistry are adjacent? | |