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Let veca = hati + hatj - hatk and vecc=...

Let `veca = hati + hatj - hatk and vecc=2hati – 3hatj + 2hatk`. Then the number of vectors `vecb` such that `vecb xx vecc = veca and |vecb| in ` {1,2, ……,10} is

A

0

B

1

C

2

D

3

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