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If the length tangent drawn from the point (5, 3) to the circle `x^2+y^2+2x+k y+17=0` is 7, then find the value of `kdot`

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CENGAGE PUBLICATION-CONIC SECTIONS-All Questions
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  9. An infinite number of tangents can be drawn from (1,2) to the circle x...

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  10. If the circle x^2+y^2-4x-8y-5=0 intersects the line 3x-4y=m at two dis...

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  11. The line A x+B y+C=0 cuts the circle x^2+y^2+a x+b y+c=0 at Pa n dQ . ...

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  13. Equation of a circle with centre (4, 3) touching the circle x^2+y^2=1 ...

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  20. The tangent to the circle x^2+y^2=5 at (1,-2) also touches the circle ...

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