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If vec b is a vector whose initial poin...

If ` vec b` is a vector whose initial point divides thejoin of `5 hat ia n d5 hat j` in the ratio `k :1` and whose terminal point is the origin and `| vec b|lt=sqrt(37),t h e nk` lies in the interval a. `[-6,-1//6]` b. `(-oo,-6]uu[-1//6,oo)` c. `[0,6]` d. none of these

A

`(-oo,-6]uu [-(1)/(6),oo)`

B

`[-(1)/(6),(1)/(6)]`

C

`[0,oo]`

D

none of these

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A
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