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CBSE Class 12 Math 2022 (Term II) Outside Delhi Set 1 Solved Paper

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Question : 13
Total: 14
Find the distance of the point (1,−2,9) from the point of intersection of the line
→
r
=4
^
i
+2
^
j
+7
^
k
+λ(3
^
i
+4
^
j
+2
^
k
) and the plane
→
r
⋅(
^
i
−
^
j
+
^
k
)=10
Solution:  
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