What is the dot product of (3î + 4ĵ) and (2î - 1ĵ)? - WORK, ENERGY, AND POWER Quiz | GKFix.in

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Question

What is the dot product of (3î + 4ĵ) and (2î - 1ĵ)?

A. 10
B. 2
C. -1
D. 7