Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If the straight lines
x
−
1
2
=
y
+
1
k
=
z
2
\frac{x-1}{2} = \frac{y+1}{k} = \frac{z}{2}
2
x
−
1
=
k
y
+
1
=
2
z
and
x
+
1
5
=
y
+
1
2
=
z
k
\frac{x+1}{5} = \frac{y+1}{2} = \frac{z}{k}
5
x
+
1
=
2
y
+
1
=
k
z
are coplanar, then the plane(s) containing these two lines is/are a.
y
+
2
z
=
−
1
y + 2z = -1
y
+
2
z
=
−
1
b.
y
+
z
=
−
1
y + z = -1
y
+
z
=
−
1
c.
y
−
z
=
−
1
y - z = -1
y
−
z
=
−
1
d.
y
−
2
z
=
−
1
y - 2z = -1
y
−
2
z
=
−
1
Browse the problem library