UPSC NDA 2 2017 Mathematics Solved Paper

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Question : 47 of 120
 
Marks: +1, -0
→
F
=
⋀
i
+3
⋀
j
+2
⋀
k
acts on a particle to displace it from the point A(
⋀
i
+2
⋀
j
−3
⋀
k
)
to the point B(3
⋀
i
−
⋀
j
+5
⋀
k
)
The work done by the force will be
[NDA II 2017]
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