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BITSAT 2020 Paper

Section: Mathematics
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Question : 113 of 150
 
Marks: +1, -0
If
→
r
 and
→
s
 are non-zero constant vectors and thescalar b is chosen such that |
→
r
+b
→
s
| is minimum, then the value of |b
→
s
|2+|
→
r
+b
→
s
|2 is equal to
Validate
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