Vectors 3 Question 14
14. Let be distinct non-negative numbers. If the vectors and lie in a plane, then is
(1993, 1M)
(a) the arithmetic mean of
(b) the geometric mean of
(c) the harmonic mean of
(d) equal to zero
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Answer:
Correct Answer: 14. (b)
Solution:
- Since, three vectors are coplanar.
Applying