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CBSE Class 12 Math 2019 All India Set 1 Solved Paper

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Question : 20 of 29
Marks: +1, -0
Prove that
∫abf(x)dx=∫abf(a+b−x)dx\int\limits_{a}^{b} f(x) dx=\int\limits_{a}^{b} f(a+b-x) dx and hence evaluate
∫π/6π/3  dx1+tan⁡x\int\limits_{\pi/6}^{\pi/3} \;\frac{dx}{1+\sqrt{\tan x}}
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