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JEE Mains Model Paper 21

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Question : 66 of 90
 
Marks: +1, -0
If
→
a
,
→
b
,
→
c
 are unit coplanar vectors then the scalar Triple product [2
→
a
−
‌
b
 2
→
b
−
→
c
 2
→
c
−
→
a
] =
Validate
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