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JEE MATHEMATICS MCQ: PERMUTATIONS

1 Easy

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Analyzing +4 | -1

Number of positive integer

n

less than 17, for which

n !+(n+1) !+(n+2)!

is an integral multiple of 49, is

View answer and explanation

Correct option: C

5

Option C (5) is the correct answer because there are five values of n less than 17 for which the given expression is divisible by 49.

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