The line \[y=mx+c\]intersects the circle \[{{x}^{2}}+{{y}^{2}}={{r}^{2}}\]at two real distinct points, if

The line \[y=mx+c\]intersects the circle \[{{x}^{2}}+{{y}^{2}}={{r}^{2

1.	The line \[y=mx+c\]intersects the circle \[{{x}^{2}}+{{y}^{2}}={{r}^{2}}\]at two real distinct points, if
A.	\[-r\sqrt{1+{{m}^{2}}}<c\le 0\]
B.	\[0\le c<r\sqrt{1+{{m}^{2}}}\]
C.	(a) and (b) both
D.	\[-c\sqrt{1-{{m}^{2}}}<r\]
Answer» D. \[-c\sqrt{1-{{m}^{2}}}<r\]

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The line \[y=mx+c\]intersects the circle \[{{x}^{2}}+{{y}^{2}}={{r}^{2}}\]at two real distinct points, if

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