If \theta is the angle between the tangents drawn from the point (-1,-1) to the circle x^2+y^2-4 x-6 y+c=0 and \cos \theta=-\frac{7}{25}, then the radius of the circle is [AP EAPCET 23 May 2025 S1]

Circle

Section: Mathematics

Question : 6 of 89

Marks: +1, -0

If θ is the angle between the tangents drawn from the point (−1,−1) to the circle x2+y2−4x−6y+c=0 and cos‌θ=−‌

, then the radius of the circle is

[AP EAPCET 23 May 2025 S1]

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