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A is (1, 2, 3) and B is (4, 6, 8). The vector AB equals
A-3i - 4j - 5k
B3i + 4j + 11k
C3i + 4j + 5k
D5i + 8j + 11k
Answer & Solution
Correct answer: C. 3i + 4j + 5k
Subtract the position vector of A from that of B: (4-1), (6-2), (8-3) gives 3, 4, 5.
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