TS EAMCET 2015 Solved Paper

Section: Mathematics
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Question : 77 of 160
 
Marks: +1, -0
The position vectors of the vertices of ΔABC are 3
−
i
+4
−
j
+
−
k
,5(
−
i
+
−
j
+
−
k
)
respectively magnitude of the altitude from A onto the side BC is
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