Unit Vector Opposite Direction (Jee Mains) | ExamDuo
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Vector Algebra and Components
Medium
Unit Vector Opposite Direction
If a = (2, 1, -1), b = (1, -1, 0), c = (5, -1, 1), then unit vector parallel to a + b – c but in opposite direction is
SELECT ONE OPTION
A
1
3
(2i - j + 2k)
B
1
2
(2i - j + 2k)
C
1
3
(2i - j – 2k)
D
None of these
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