Level:
Project ID:
1003024203
Source Problem:
Accepted:
1
Clonable:
1
Easy:
0
Find the tangent equations from the point \( L=[1;-1] \) to the parabola given by \( y^2-4x+2y+9=0 \).
\( x-y-2=0 \), \( x+y=0 \)
\( x+y-2=0 \), \( x+y=0 \)
\( x+y+2=0 \), \( x-y=0 \)
\( x-y+2=0 \), \( -x+y=0 \)
\( -x+y-2=0 \), \( x-y=0 \)