circle

Question: The equations of tangents to the circle ${{x}^{2}}+{{y}^{2}}-22x-4y+25=0$ which are perpendicular to the line $5x+12y+8=0$ are

1) $12x-5y+8=0$ , $12x-5y=252$

2) $12x-5y=0,\,\,12x-5y=252$

3) $12x-5y-8=0,\,12x-5y+252=0$

4) None of these

Solution:

Explanation: No Explanation

Tangent and normal to a circle

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