The points with respective position vect...

The points with respective position vectors `60 hati + 3 hatj , 40 hati - 8 hatj ,x hati – 52 hatj` are collinear if `x` is equal to...a)-40 b)40 c)20 d)-20

A

`-40`

B

40

C

20

D

`-20`

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The correct Answer is:

A

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