KEAM 2022 Math Solved Paper

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Question : 114 of 120
 
Marks: +1, -0
If
a
=
𝑖
3
𝑗
+3
k
and
b
=2
𝑖
+
𝑗
3
k
, then the value of (
a
×
b
)
b
is equal to
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