Mathematics

Evaluate:
$$\displaystyle \int \dfrac{dx}{(e^x + e ^{-x})}  $$


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Subjective Medium Published on 17th 09, 2020
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Q1 Multiple Correct Medium
If $$I=\sum _{ k=1 }^{ 98 }{ \displaystyle\int _{ k }^{ k+1 }{ \cfrac { k+1 }{ x(x+1) }  }  } dx$$, then
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Evaluate: $$\displaystyle \int_2^3 \cfrac{1}{x}dx.$$

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1 Verified Answer | Published on 17th 09, 2020

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