The number of ways in which we can choose 3 squares of unit area on a chess board such…
Mathematics · JEE Advanced · NTA Exams — Permutations and Combinations
The number of ways in which we can choose 3 squares of unit area on a chess board such that one of the squares has its two sides common to other two squares
- 290
- 292
- 294
- 296
Answer
(B) 292
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