The vectors bara and barb are non-collin...

The vectors `bara and barb` are non-collinear The value of `x` for which the vectors ` vecc=(x-2)veca+vecb` and `vecd=(2x+1)veca-vecb` are collinear, is

`1/2`

`1/3`

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TARGET PUBLICATION-VECTORS-Evaluation Test

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