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JEE Main Math Class 12 Three Dimensional Geometry Part 3 Questions
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© examsnet.com
Question : 7
Total: 134
Let
(
α
,
β
,
γ
)
be the image of the point
(
8
,
5
,
7
)
in the line
x
−
1
2
=
y
+
1
3
=
z
−
2
5
. Then
α
+
β
+
γ
is equal to
[5 Apr 2024 Shift 2]
16
18
14
20
Validate
Solution:
👈: Video Solution
→
AM
⋅
(
2
^
i
+
3
^
j
+
5
^
k
)
=
0
(
2
λ
−
7
)
(
2
)
+
(
3
λ
−
6
)
(
3
)
+
(
5
λ
−
5
)
(
5
)
=
0
38
λ
=
57
λ
=
3
2
M
(
4
,
7
2
,
19
2
)
A
′
(
0
,
2
,
12
)
© examsnet.com
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