Select a linear combination of the standard unit vectors i and j of given initial and terminal points of a vector..  
?
Initial Point
Terminal Point
(0, -8)
?(9, 12)
?
?

A. ?9i + 20j
B. ?-9i - 20j
C. ?20i - 9j
D. ??20i + 9j
E. ?9i - 20j


Answer: A

Mathematics

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