AP EAMCET Engineering 17 Sep 2020 Shift 2 Paper

Section: Mathematics
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Question : 65 of 160
 
Marks: +1, -0
If the vectors a
^
i
+
^
j
+
^
k
,i+b
^
j
+
^
k
and
^
i
+
^
j
+c
^
k
are coplanar, where (a,b,c≠1) then the value of
1
1−a
+
1
1−b
+
1
1−c
=
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