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JEE Main 20 July 2021 Shift 2 Solved Paper

Section: Mathematics
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Question : 80 of 90
 
Marks: +1, -0
In a triangle ABC, if |
→
BC
|=3,|
→
CA
|=5 and|
→
BA
|=7, then the projection of the vector
→
BA
 on
→
BC
 is equal to
[20 Jul 2021 Shift 2]
Validate
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