AP EAMCET · Maths · Permutation Combination
A student is allowed to choose atmost \(n\) books from a collection of \(2 n+1\) books. If the total number of ways in which he can select atleast one book is 255 , then the value of \(n\) is
- A 4
- B 5
- C 6
- D 7
Answer & Solution
Correct Answer
(A) 4
Step-by-step Solution
Detailed explanation
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