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UPSC NDA I 2023 Mathematics Solved Paper

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Consider the following for the next two (02) items that follow :
Let l=

b

∫

a

‌

|x|

x

‌dx,‌‌a<b

[NDA I 2023]

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Question : 85

Total: 120

What is l equal to when a<b<0 ?

a+b
a−b
b−a
‌
(a+b)
2

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