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AP EAMCET Engineering 2015 Code C Paper

Section: Mathematics
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Question : 76 of 160
 
Marks: +1, -0
If
−
a
=2
−
i
+
−
k
,
−
b
=
−
i
+
−
j
+
−
k
,
−
c
=4
−
j
−3
−
j
+7
−
k
then the vector
−
r
 satisfying
−
r
×
−
b
=
−
c
×
−
b
 and
−
r
.
−
a
 is.
Validate
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