If A = 4î + 4ĵ + 2k̂ and B = 2î + 2ĵ + k̂, what is A·B? - WORK, ENERGY, AND POWER Quiz | GKFix.in

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Question

If A = 4î + 4ĵ + 2k̂ and B = 2î + 2ĵ + k̂, what is A·B?

A. 8
B. 18
C. 12
D. 0