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All x satisfying the inequnality (cot^...

All x satisfying the inequnality `(cot^(-1) x)^(2) - 7 (cot^(-1) x) + 10 gt0` lie in the inteval

A

`(cot5, cot2)`

B

`(-oo, cot5)uu(cot2,oo)`

C

`(-oo, cot5)`

D

`(cot2, oo)`

Text Solution

Verified by Experts

The correct Answer is:
B
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