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If vecu,vecv and vecw are three non copl...

If `vecu,vecv and vecw` are three non coplanar vectors then `(vecu+vecv-vecw).(vecu-vecv)xx(vecv-vecw)` equals (A) `vecu.(vecvxxvecw)` (B) `vecu.vecwxxvecv` (C) `2vecu.(vecvxxvecw)` (D) 0

A

0

B

`vecu.vecv xx vecw`

C

`vecu.vecw xx vecv`

D

`3vecu.vecv xx vecw`

Text Solution

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The correct Answer is:
B
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