Rumus perkalian skalar
a . b = IaI IbI cos θ
lalu masukkan nilainya
a . b = 14 x 21 x cos 150
= 294 ( - 1/2 √3)
= -147√3
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Rumus perkalian skalar
a . b = IaI IbI cos θ
lalu masukkan nilainya
a . b = 14 x 21 x cos 150
= 294 ( - 1/2 √3)
= -147√3