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Questions  >>  EAMCET  >>  Mathematics
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If $\theta$ is the angle between the tangents from $(-1,0)$ to the circle $x^2+y^2-5x+4y-2=0$, then $\theta$

\[\begin {array} {1 1} (1)\;4 \tan^{-1} \bigg(\frac{7}{4}\bigg) & \quad (2)\;\tan^{-1} \bigg(\frac{7}{4}\bigg) \\ (3)\;2 \cot^{-1}\bigg(\frac{7}{4}\bigg) & \quad (4)\;\cot^{-1} \bigg(\frac{7}{4}\bigg) \end {array}\]

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I don't know the answer please give me solution
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