Analytical Plane Geometry

9000106002

Level: 
A
In the following list identify a vector in the direction of the following parametric line. \[\begin{aligned} x =\ &t - 1, & & \\y =\ &t - 2,\ t\in \mathbb{R}\text{.} & & \end{aligned}\]
\(\left (1,1\right )\)
\(\left (1,2\right )\)
\(\left (-1,-2\right )\)
\(\left (1,-1\right )\)

9000106005

Level: 
A
In the following list identify a vector having the same direction as the line passing through the points \(A\) and \(B\). \[ A = \left [2,1\right ]\text{, }\qquad B = \left [3,2\right ] \]
\(\left (1,1\right )\)
\(\left (-1,1\right )\)
\(\left (5,3\right )\)
\(\left (3,5\right )\)

9000106006

Level: 
A
In the following list identify a vector having the same direction as the line passing through the points \(A\) and \(B\). \[ A = \left [-3,-1\right ]\text{, }\qquad B = \left [-1,-2\right ] \]
\(\left (2,-1\right )\)
\(\left (-4,-3\right )\)
\(\left (1,2\right )\)
\(\left (2,1\right )\)

9000106201

Level: 
A
In the following list identify a vector having the same direction as the parametric line \(p\). \[ \begin{alignedat}{80} p\colon x & = 1 + 2t, & &\phantom{t\in \mathbb{R}} & & & & \\y & = 3 - 4t,\ & &t\in \mathbb{R} & & & & \\\end{alignedat}\]
\((1,-2)\)
\((1,3)\)
\((3,1)\)
\((2,3)\)