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Mathematics
Mathematics
Problem
The length of projection of the line segment joining the points
(
1
,
0
,
−
1
)
(1, 0, -1)
(
1
,
0
,
−
1
)
and
(
−
1
,
2
,
2
)
(-1, 2, 2)
(
−
1
,
2
,
2
)
on the plane
x
+
3
y
−
5
z
=
6
x + 3y - 5z = 6
x
+
3
y
−
5
z
=
6
, is equal to a. 2 b.
271
53
\sqrt{\frac{271}{53}}
53
271
c.
472
31
\sqrt{\frac{472}{31}}
31
472
d.
474
35
\sqrt{\frac{474}{35}}
35
474
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