pls-solve-

Question Number 148856 by gsk2684 last updated on 31/Jul/21

p l s s o l v e

Commented by gsk2684 last updated on 31/Jul/21

Commented by Kamel last updated on 31/Jul/21

I_{1} = \int_{0}^{\frac{π}{2}} \frac{x d x}{s i n (x)} \overset{t = t a n (\frac{x}{2})}{=} 2 \int_{0}^{1} \frac{A r c t a n (t)}{t} d t = 2 I_{2}

∴ \frac{I_{1}}{I_{2}} = 2 .

Commented by gsk2684 last updated on 01/Aug/21

t h a n k y o u

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