WBJEE 2018 Math Solved Paper

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Question : 58 of 75
 
Marks: +1, -0
→
α
=
∧
i
+
∧
j
+
∧
k
,‌‌
→
β
=
∧
i
−
∧
j
−
∧
k
and
→
γ
=−
∧
i
+
∧
j
−
∧
k
be three vectors. A vector
→
δ
, in the plane of
→
α
and
→
β
, whose projection on
→
γ
is
1
√3
, is given by
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