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Question

Mathematics Question on Integrals of Some Particular Functions

If 0π/2logcosxdx=π2log(12)\int^{\pi/2}_{0} \log\cos x dx =\frac{\pi}{2} \log\left(\frac{1}{2}\right) then 0π/2logsecxdx=\int^{\pi/2}_{0} \log\sec x dx =

A

π2log(1/2)\frac{\pi}{2} \log ( 1/2)

B

1π2log(1/2)1 - \frac{\pi}{2} \log ( 1/2)

C

1+π2log(1/2)1 + \frac{\pi}{2} \log ( 1/2)

D

π2log2\frac{\pi}{2} \log \, 2

Answer

π2log2\frac{\pi}{2} \log \, 2

Explanation

Solution

Answer (d) π2log2\frac{\pi}{2} \log \, 2