If the parabola \[{{y}^{2}}=4ax\] passes through the point (1, ?2), then the tangent at this point is [MP PET 1998]

If the parabola \[{{y}^{2}}=4ax\] passes through the point (1, ?2), th

1.	If the parabola \[{{y}^{2}}=4ax\] passes through the point (1, ?2), then the tangent at this point is [MP PET 1998]
A.	\[x+y-1=0\]
B.	\[x-y-1=0\]
C.	\[x+y+1=0\]
D.	\[x-y+1=0\]
Answer» D. \[x-y+1=0\]

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If the parabola \[{{y}^{2}}=4ax\] passes through the point (1, ?2), then the tangent at this point is [MP PET 1998]

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