GUJCET 2021 Math Solved Paper

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Question : 15 of 40
 
Marks: +1, -0
The area of parallelogram whose adjacent sides are determined by the vectors
→
a
=
∧
i
−
∧
j
+3
∧
k
and
→
b
=2
∧
i
−7
∧
j
+
∧
k
is
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