The principal value of -1 -1 is-

The correct option is D 3π4 As ^ 1 x x∈[ 0,π nbsp;] Hence nbsp; ^ 1 ( 1 ) nbsp; = 3π nbsp;/ 4 ...

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Standard Limits to Remove Indeterminate Form

The principal...

Question

The principal value of ${cot}^{- 1} (- 1)$ is-

\frac{π}{4}

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- \frac{π}{4}

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\frac{3 π}{4}

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None of these

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x ϵ [- 1, 1],

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