If \[|\mathbf{a}|\,=4,\,|\mathbf{b}|\,=2\] and the angle between a and b is \[\frac{\pi }{6}\], then \[{{(\mathbf{a}\times \mathbf{b})}^{2}}\] is equal to [AIEEE 2002]

If \[|\mathbf{a}|\,=4,\,|\mathbf{b}|\,=2\] and the angle between a a

1.	If \[\|\mathbf{a}\|\,=4,\,\|\mathbf{b}\|\,=2\] and the angle between a and b is \[\frac{\pi }{6}\], then \[{{(\mathbf{a}\times \mathbf{b})}^{2}}\] is equal to [AIEEE 2002]
A.	48
B.	16
C.	8
D.	None of these
Answer» C. 8

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If \[|\mathbf{a}|\,=4,\,|\mathbf{b}|\,=2\] and the angle between a and b is \[\frac{\pi }{6}\], then \[{{(\mathbf{a}\times \mathbf{b})}^{2}}\] is equal to [AIEEE 2002]

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