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If alpha+beta+gamma= a vecdelta and vecb...

If `alpha+beta+gamma= a vecdelta and vecbeta+vecgamma+vecdelta = b vecalpha and alpha, vecbeta, vecgamma` are non coplanar and `vecalpha` is not parallel to `vecdelta` then `vecalpha+vecbeta+vecgamma+vecdelta` equals (A) `avecalpha` (B) `bvecdelta` (C) 0 (D) `(a+b)vecgamma`

A

`avecalpha`

B

`bvecbeta`

C

`vec0`

D

`(a+b)vecgamma`

Text Solution

Verified by Experts

The correct Answer is:
C
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