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JEE Mains 06-Sep-2020 Shift 2 Solved Paper

Section: Mathematics
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Question : 75 of 75
 
Marks: +1, -0
If
→
x
 and
→
y
 be two non-zero vectors such that |
→
x
+
→
y
|=|
→
x
| and 2
→
x
+λ
→
y
 is perpendicular to
→
y
, then the value of λ is __________.
[6 Sep 2020 Shift 2]
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