9000106209

SubArea: 
Plane geometry
Level: 
A
Project ID: 
9000106209
Accepted: 
1
Clonable: 
0
Easy: 
1
In the following list find the vector having the same direction as the line \(p\). \[ p\colon y = 2x + 1 \]
\((1;2)\)
\((2;-1)\)
\((2;1)\)
\((1;-2)\)