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+1 vote
2.0k views
in Mathematics by (76.4k points)

If the vectors (a, b and c) are coplanar prove that the vectors (a + b), vector(b + c) and vector( c + a) are also coplanar.

1 Answer

+2 votes
by (75.2k points)
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Best answer

Given vector

Similarly converse part can also be proved.

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