The line \[y=2x+c\] is tangent to the parabola \[{{y}^{2}}=4x\], then \[c=\] [MP PET 1996]

The line \[y=2x+c\] is tangent to the parabola \[{{y}^{2}}=4x\], the

1.	The line \[y=2x+c\] is tangent to the parabola \[{{y}^{2}}=4x\], then \[c=\] [MP PET 1996]
A.	\[-\frac{1}{2}\]
B.	\[\frac{1}{2}\]
C.	\[\frac{1}{3}\]
D.	4
Answer» C. \[\frac{1}{3}\]

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The line \[y=2x+c\] is tangent to the parabola \[{{y}^{2}}=4x\], then \[c=\] [MP PET 1996]

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