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JEE MATHEMATICS MCQ: PERMUTATIONS

1 Easy

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Application +4 | -1

If

{ }^n P_r=720,{ }^n C_r=120

, then

(n, r)

is

View answer and explanation

Correct option: D

(10,3)

Option D ((10,3)) is correct because it solves for n and r using the given permutation and combination values.

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