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If a, b, c, d lie in the same plane then...

If a, b, c, d lie in the same plane then `(a times b) times (c times d)` is equal to

A

`|a xx c|^(2)`

B

`|a xx d|^(2)`

C

`|b xx c|^(2)`

D

0

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The correct Answer is:
D
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