Matematika jika vektor p =-4i +5j dan vektor q = 3i-2j,maka vektor p-2q?​

percyratkeulv – March 30, 2023

jika vektor p =-4i +5j dan vektor q = 3i-2j,maka vektor p-2q?​

Jawab:

vektor

p = -4i + 5j
q = 3i- 2j

p  -2q =
= -4i + 5 j - 2(3i - 2j)
= -4i + 5 j - 6i + 4j
= (-4- 6) i + (5 +4) j
= - 10 i + 9j

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