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JEE MATHEMATICS MCQ: PERMUTATIONS

1 Medium

1 of 1

Application +4 | -1

A student is allowed to select atmost

n

books from a collection of

(2n + 1)

books. If the number of ways in which he can do this, is 64, then the value of

n

is

View answer and explanation

Correct option: C

3

Option C (3) is correct because the sum of binomial coefficients from 0 to n equals half of the total sum, which is used to solve for n.

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