Question:
Najděte všechna parametrická vyjádření polopřímky opačné k polopřímce $KL$, kde $K=[4; -7]$ a $L=[3; -1].$
Project ID:
7400200030
Answer 1:
$$\left.\begin{aligned}
x &= 4 + t\cr
y &= -7 - 6t\end{aligned}\ \right\}\
t\in\langle1;\infty)$$
Answer 1 Correct:
0
Answer 2:
$$\left.\begin{aligned}
x &= 4 - t\cr
y &= -7 + 6t\end{aligned}\ \right\}\
t\in\langle -1;\infty)$$
Answer 2 Correct:
0
Answer 3:
$$\left.\begin{aligned}
x &= 3 + t\cr
y &= -1 - 6t\end{aligned}\ \right\}\
t\in\langle1;\infty)$$
Answer 3 Correct:
1
Answer 4:
$$\left.\begin{aligned}
x &= 3 - t\cr
y &= -1 + 6t\end{aligned}\ \right\}\
t\in\langle -1;\infty)$$
Answer 4 Correct:
0
Answer 5:
$$\left.\begin{aligned}
x &= 4 + t\cr
y &= -7 - 6t\end{aligned}\ \right\}\
t\in\langle0;\infty)$$
Answer 5 Correct:
1
Answer 6:
$$\left.\begin{aligned}
x &= 4 - t\cr
y &= -7 + 6t\end{aligned}\ \right\}\
t \in (-\infty; 0\rangle$$
Answer 6 Correct:
1
Answer 7:
$$\left.\begin{aligned}
x &= 3 + t\cr
y &= -1 - 6t\end{aligned}\ \right\}\
t \in\langle 0; \infty)$$
Answer 7 Correct:
0
Answer 8:
$$\left.\begin{aligned}
x &= 3 - t\cr
y &= -1 + 6t\end{aligned}\ \right\}\
t \in(-\infty; -1\rangle$$
Answer 8 Correct:
1