Which of the following gives the total number of ways o - Practice (English)

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Which of the following gives the total number of ways o - Practice (English) | ObjectiveMcq

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Which of the following gives the total number of ways of parenthesizing an expression with n + 1 terms?

Correct Answer: D — nth catalan number

Explanation:

The nth Catalan number gives the total number of ways of parenthesizing an expression with n + 1 terms.

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