Question:
Find all parametric equations of the ray $KL$, where $K=[2; -5]$ and $L=[-1; -3]$.
Project ID:
7400100030
Answer 1:
$$\left.\begin{aligned}
x &= 2 + 3t\cr
y &= -5 - 2t\cr
\end{aligned}\ \right\}\ t\in[0;\infty)$$
Answer 1 Correct:
0
Answer 2:
$$\left.\begin{aligned}
x &= 2 + 3t\cr
y &= -5 - 2t\end{aligned}\ \right\}\
t\in(-\infty; 0]$$
Answer 2 Correct:
1
Answer 3:
$$\left.\begin{aligned}
x &= 2 - 3t\cr
y &= -5 + 2t\end{aligned}\ \right\}\
t\in[ 0;\infty)$$
Answer 3 Correct:
1
Answer 4:
$$\left.\begin{aligned}
x &= 2 - 3t\cr
y &= -5 + 2t\end{aligned}\ \right\}\
t\in[ -1;\infty)$$
Answer 4 Correct:
0
Answer 5:
$$\left.\begin{aligned}
x &= -1 + 3t\cr
y &= -3 - 2t\end{aligned}\ \right\}\
t\in[0;\infty)$$
Answer 5 Correct:
0
Answer 6:
$$\left.\begin{aligned}
x &= -1 - 3t\cr
y &= -3 + 2t\end{aligned}\ \right\}\
t\in(-\infty; 1]$$
Answer 6 Correct:
0
Answer 7:
$$\left.\begin{aligned}
x &= -1 - 3t\cr
y &= -3 + 2t\end{aligned}\ \right\}\
t\in[-1;\infty)$$
Answer 7 Correct:
1
Answer 8:
$$\left.\begin{aligned}
x &= -1 + 3t\cr
y &= -3 - 2t\end{aligned}\ \right\}\
t\in(-\infty; 1]$$
Answer 8 Correct:
1