Question
The sume of the slopes of the lines tangent of both the circles and is \displaystyle\text{__________}
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Question 1
The lengths of the tangents from P(1,-1) and Q (3,3) to a circle are and , respectively. Then,find the length of the tangent from R(-1,-5) to the same circle. Question 2
For the circle , find the value of r for which the area enclosed by the tangents drawn from the point P(6,8) to the circle and the chord of contact and the chord of contact is maximum.Question Text | The sume of the slopes of the lines tangent of both the circles and is |