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10 cards from this deck
Vector perpendicular to both inputs
Perpendicular to both a\mathbf{a}a and b\mathbf{b}b
−b×a-\mathbf{b} \times \mathbf{a}−b×a (opposite sign)
k\mathbf{k}k
0\mathbf{0}0 (zero vector)
Area of parallelogram formed by vectors
∣a×b∣∣a∣∣b∣\frac{|\mathbf{a} \times \mathbf{b}|}{|\mathbf{a}||\mathbf{b}|}∣a∣∣b∣∣a×b∣
12∣a×b∣\frac{1}{2}|\mathbf{a} \times \mathbf{b}|21∣a×b∣
Negative (always has minus sign)
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