What is the cross product of vectors (1, 0) and (0, -1)?
- 1
- -1
- 0
- 2
Explanation
- Cross product formula:
(a, b) × (c, d) = (ad - bc) (since 2D vectors give a scalar representing the magnitude and direction along the z-axis)
- Calculation:
(1)(-1) - (0)(0) = -1 - 0 = -1
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