the power of p(2,1) with respect to the circle 2x2+2y2-8x-6y+k=0 is positive if k lies between?
the power of p(2,1) with respect to the circle 2x2+2y2-8x-6y+k=0 is positive if k lies between?
suhas reddy , 6 Years ago
Grade 12
Analytical Geometry> the power of p(2,1) with respect to the c...
1 Answers
Arun
Last Activity: 6 Years ago
Dear student
Powwe of a point P = S1.
Now
Power of P = S1 = 8+2 - 16 -6 +k > 0
-12 +k > 0
k> 22
Regards
Arun (askIITiams forum expert)
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