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JEE MATHEMATICS MCQ: PERMUTATIONS

1 Easy

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Application +4 | -1

\sum \limits_{r = 0}^m {\;^{n + r}}{C_n}

is equal to

View answer and explanation

Correct option: A

{\;^{n + m + 1}}{C_{n + 1}}

Option A (

{\;^{n + m + 1}}{C_{n + 1}}

) is correct because it represents the sum of combinations using the Hockey Stick Identity.

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