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JEE MATHEMATICS MCQ: COMBINATIONS

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Application +4 | -1

The value of

\sum_{k=0}^{6}{ }^{51-k} C_{3}

is

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Correct option: B

{ }^{52} C_{4}-{ }^{45} C_{4}

Option B ({ }^{52} C_{4}-{ }^{45} C_{4}) is correct because it represents the sum of combinations using the Hockey Stick Identity.

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n