Dik : (AxB) = -6i + 16j – 12k A . B = 20 Dit: (A x B ) . (A . B) =……?

Dik : (AxB) = -6i + 16j – 12k
A . B = 20
Dit: (A x B ) . (A . B) =……?
Jawab:
(A×B) . (A.B)= (-6i + 16j -12k) . ( 20)
= 120i + 320j – 240 k

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