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If x gt y gt z gt 0, then find the value...

If `x gt y gt z gt 0`, then find the value of `"cot"^(-1) (xy + 1)/(x - y) + "cot"^(-1)(yz + 1)/(y - z) + "cot"^(-1)(zx + 1)/(z - x)`

A

0

B

1

C

`cot^(-1)x+cot^(-1)y+cot^(-1)z`

D

None of these

Text Solution

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The correct Answer is:
A
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