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JEE MATHEMATICS MCQ: PERMUTATIONS

1 Easy

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Application +4 | -1

The number of ways in which

p

positive and

n

negative signs may be placed in a row so that no two negative signs shall be together is

View answer and explanation

Correct option: A

{ }^{p+1} {C}_n

Option A (

{}^{p+1} {C}_n

) is correct because it represents the number of ways to place negative signs such that no two are together.

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