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Vector Algebra

Section: Mathematics

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Question : 17

Total: 38

Let

be a unit vector in R2 and

).Given n that there exists a vector

in R3 such that |

)=1.which of the following statement(s) is(are) correct?

[JEE Adv 2016 P2]

There is exactly one choice for such
→
v
There are infinitely many choice for such
→
v
If
∧
u
lies in the xy-plane then |u1|=|u2|
If
∧
u
lies in the xy-plane then 2|u1|=|u3|

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