The value of cot-1 9 + cosec-1(\(\frac{\sqrt{41}}{4}\)) is given by
A. 0
B. \(\frac{\pi}{4}\)
C. tan-1 2
D. \(\frac{\pi}{2}\)
Answer:B
The value of cot-1 9 + cosec-1(\(\frac{\sqrt{41}}{4}\)) is given by
A. 0 B. \(\frac{\pi}{4}\) C. tan-1 2 D. \(\frac{\pi}{2}\)