jika vektor p = 4i + 2j - 3k dan q = 3i - 5j + k hasil dari p - 2q adalah

p - 2q
= 4i + 2j - 3k - 2(3i - 5j + k)
= 4i + 2j - 3k - 6i + 10j -2k
= -2i + 12j - 5k

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#Semoga bermanfaat ^_^

p = (4,2,-3)
q = (3,-5,1)
p - 2q = (4,2,-3) - 2(3,-5,1)
= (4,2,-3) - (6,-10,2)
= (-2,12,-5)