What is the dot product of (2î - 3ĵ) and (4î + 5ĵ)? - WORK, ENERGY, AND POWER Quiz | GKFix.in

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Question

What is the dot product of (2î - 3ĵ) and (4î + 5ĵ)?

A. 23
B. -7
C. 1
D. -23