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UPSC NDA II 2025 Mathematics Paper

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Question Numbers: 85-86
For the following two (02) items:
Let u=∫excos‌ ‌x‌ ‌dx and v=∫exsin‌ ‌x‌ ‌dx.

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Question : 86 of 120

Marks: +1, -0

Consider the following:
I. ‌

=−u
Which of the above is/are correct?

I only
II only
Both I and II
Neither I nor II

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