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UPSC NDA II 2024 Mathematics Paper

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Question Numbers: 99-100
Direction : Consider the following for the items that follow :
Let 2‌∫‌

x2−1

√x2+1

dx=U(x)V(x)−3ln⁡{U(x)+V(x)}+c

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Question : 100

Total: 120

What is U(x) V(x) equal to?

√x2+x4
√x+x3
‌
√x2‌+‌x4
2
2√x2+x4

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