UPSC NDA II 2025 Mathematics Paper

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Question : 95 of 120

Marks: +1, -0

What is ∫‌

dx

10x+10−x

equal to?

tan−1⁡(10x)+c
(ln⁡10)tan−1⁡(10x)+c
‌
1
ln⁡10
tan−1⁡(10x)+c
ln⁡(10x+10−x)+c

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