If one of the circles \( x^{2}+y^{2}+2 a x+c=0 \) and \( x^{2}+y^{2}+2 b x+c=0 \) lies within th... VIDEO
If one of the circles \( x^{2}+y^{2}+2 a x+c=0 \) and \( x^{2}+y^{2}+2 b x+c=0 \) lies within the other, then
(a) \( a b0, c0 \)
(b) \( a b0, c0 \)
\( P \)
(c) \( a b0, c0 \)
(d) \( a b0, c0 \)
W
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