2.
Figure shows three vectors a,b and č. If
RQ = 2PR, which of the following relation is
correct :-
(1) 2a + c = 3b
(2) a + 3c = 2b
(3) 3a + c = 2b
(4) a+2c= 3b
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18
Answer:
option (4) is correct
Explanation:
Formula used:
If the position vectors of A and B are , then
Given:
Also,
Rearranging we get
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