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Mathematics, 04.12.2020 15:50 mari8493

Which pair of vectors is orthogonal? u= (-3, 2) and v = (-2, 1)
u= (1,5) and v = (-5, 1)
u = (2, 1) and v= (-4, 3)
u= (2, 3) and v = (3, 1)

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Which pair of vectors is orthogonal? u= (-3, 2) and v = (-2, 1)
u= (1,5) and v = (-5, 1)
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