SOLUTION: Find the cross product of the <2, -1, 4> and <6, -2, 1>. Is the resulting vector perpendicular to given vector?

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Question 346134: Find the cross product of the <2, -1, 4> and <6, -2, 1>. Is the resulting vector perpendicular to given vector?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A=(2,-1,4)
B=(6,-2,1)
A%2AB=2%2A6%2B%28-1%29%28-2%29%2B4%2A1=12%2B2%2B4=18
No, perpendicular vectors have a dot product equal to zero.