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Question 1304e
Vectors II: Lines and Planes
Cartesian and Vector Equation of a Plane
Question
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The line
l
{l}
l
and the plane
p
{p}
p
are given by
l
:
r
=
(
1
1
−
4
)
+
λ
(
5
2
2
)
,
λ
∈
R
,
p
:
r
⋅
(
2
−
4
−
1
)
=
5.
\begin{align*} &l: \mathbf{r} = \begin{pmatrix} 1 \\ 1 \\ - 4 \end{pmatrix} + \lambda \begin{pmatrix} 5 \\ 2 \\ 2 \end{pmatrix}, \; \lambda \in \mathbb{R}, \\ &p: \mathbf{r} \cdot \begin{pmatrix} 2 \\ - 4 \\ - 1 \end{pmatrix} = 5. \end{align*}
l
:
r
=
1
1
−
4
+
λ
5
2
2
,
λ
∈
R
,
p
:
r
⋅
2
−
4
−
1
=
5.
What is the relationship between the line and the plane?
Attempt
Select the correct option:
Intersect at exactly one point
Line lies in plane
Line is parallel to (but not in) plane
Answer
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