Let veca , vecb and vecc be three non-ze...

Let `veca , vecb and vecc` be three non-zero vectors such that `veca + vecb + vecc = vec0 and lambda vecb xx veca + vecbxxvecc + vecc xx veca = vec0` then find the value of `lambda`.

A

1

B

2

C

-1

D

-2

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