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Vector Algebra

Section: Mathematics
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Question : 13 of 38
 
Marks: +1, -0
Let
→
a
=2
⋀
i
+
⋀
j
−
⋀
k
 and
→
b
=
⋀
i
+2
⋀
j
+
⋀
k
 be two vectors. Consider a vector
→
c
=α
→
a
+β
→
b
,α,β∈ℝ If the projection of
→
c
 on the vector (
→
a
+
→
b
) is 3√2 , then theminimum value of (
→
c
(
→
a
×
→
b
)).
→
c
 equals_____
[JEE Adv 2019 P2]
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