#### Question

Show that the vectors `veca, vecb` are coplanar if `veca+vecb, vecb+vecc ` are coplanar.

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#### Reference Material

Solution for question: Show that the vectors a,b are coplanar if a+b, b+c are coplanar. concept: Product of Two Vectors - Scalar (Or Dot) Product of Two Vectors. For the courses CBSE (Arts), CBSE (Commerce), CBSE (Science), ISC (Arts), ISC (Commerce), ISC (Science), PUC Karnataka Science