Number of Common Tangents to Two Circles in Different Conditions
Find the pola...
Question
Find the polar of the point (4, - 1) with respect to the circle 2x2+2y2=11.
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Solution
Polar of the point (x1,y1) with respect to the circle 2x2+2y2=11 is given by 2xx1+2yy1=11 Substituting the point (4,−1) into the equation will give 2x(4)+2y(−1)=11 i.e. 8x−2y=11 is the required polar.