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Find the position vector of the midpoint of the line segment joining the points \( A ( 5\hat i + 3\hat j )\: and \: B ( 3\hat i - \hat j ) \).
cbse
modelpaper
2012
sec-a
q8
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asked
Dec 26, 2012
by
thanvigandhi_1
retagged
Jul 12, 2013
by
sreemathi.v
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Find a unit vector parallel to the sum of the vectors \( \overrightarrow a = 2\hat i + 4\hat j - 5\hat k \: and \: \overrightarrow b = \hat i + 2\hat j - 3\hat k \)
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