Question:
Znajdź wszystkie równania parametryczne półprostej $KL$, gdzie $K=[2; -5]$ oraz $L=[-1; -3]$.
Project ID:
7400100030
Answer 1:
$$\left.\begin{aligned}
x &= 2 + 3t\cr
y &= -5 - 2t\cr
\end{aligned}\ \right\}\ t\in\langle0;\infty)$$
Answer 1 Correct:
0
Answer 2:
$$\left.\begin{aligned}
x &= 2 + 3t\cr
y &= -5 - 2t\end{aligned}\ \right\}\
t\in(-\infty; 0\rangle$$
Answer 2 Correct:
1
Answer 3:
$$\left.\begin{aligned}
x &= 2 - 3t\cr
y &= -5 + 2t\end{aligned}\ \right\}\
t\in\langle 0;\infty)$$
Answer 3 Correct:
1
Answer 4:
$$\left.\begin{aligned}
x &= 2 - 3t\cr
y &= -5 + 2t\end{aligned}\ \right\}\
t\in\langle -1;\infty)$$
Answer 4 Correct:
0
Answer 5:
$$\left.\begin{aligned}
x &= -1 + 3t\cr
y &= -3 - 2t\end{aligned}\ \right\}\
t\in\langle0;\infty)$$
Answer 5 Correct:
0
Answer 6:
$$\left.\begin{aligned}
x &= -1 - 3t\cr
y &= -3 + 2t\end{aligned}\ \right\}\
t\in(-\infty; 1\rangle$$
Answer 6 Correct:
0
Answer 7:
$$\left.\begin{aligned}
x &= -1 - 3t\cr
y &= -3 + 2t\end{aligned}\ \right\}\
t\in\langle-1;\infty)$$
Answer 7 Correct:
1
Answer 8:
$$\left.\begin{aligned}
x &= -1 + 3t\cr
y &= -3 - 2t\end{aligned}\ \right\}\
t\in(-\infty; 1\rangle$$
Answer 8 Correct:
1