What is the cross product of $[4, - 3, 1]$ $[4,-3,1]$ and $[1, - 1, 3]$ $[1,-1,3]$ ?

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Answer 1 · 2016-03-03T21:37:10

$a x b = - 8 i - 11 j - k$ $a x b=-8i-11j-k$

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$a x b = i (- 9 + 1) - j (12 - 1) + k (- 4 + 3)$ $a x b=i(-9+1)-j(12-1)+k(-4+3)$
$a x b = - 8 i - 11 j - k$ $a x b=-8i-11j-k$

What is the cross product of [4,−3,1][4,-3,1] and [1,−1,3][1,-1,3] ?