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Mathematics
Mathematics
Problem
The equation of the plane passing through
(
1
,
1
,
1
)
(1, 1, 1)
(
1
,
1
,
1
)
and
(
1
,
−
1
,
−
1
)
(1, -1, -1)
(
1
,
−
1
,
−
1
)
and perpendicular to
2
x
−
y
+
z
+
5
=
0
2x - y + z + 5 = 0
2
x
−
y
+
z
+
5
=
0
is
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