A) 6
B) 3
C) 1
D) 0
Correct Answer: D
Solution :
\[\sqrt{{{2}^{2}}+{{3}^{2}}+2\times 2\times 3\times \cos \theta }=1\] By solving we get\[\theta =180{}^\circ \]\ \[\vec{A}\times \vec{B}=0\]
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