Find the length and direction (when defined) of u × v.u = 3i - 6i + 8k, v = 0
A. 
; 
(3i - 6i + 8k)
B. 0; 
(3i - 6i + 8k)
C. 0; 0
D. 0; 3i - 6i + 8k
Answer: C
Mathematics
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