UPSC NDA 2 2022 Mathematics Solved Paper
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Question : 10 of 120
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Consider the following statements :
1.2 + 4 + 6 + . . . + 2 n = n 2 + n
2. The expressionn 2 + n + 41 n
Which of the above statements is/are correct?
1.
2. The expression
Which of the above statements is/are correct?
[NDA II 2022]
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