UPSC NDA II 2015 Mathematics Solved Paper

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Question : 65 of 120
 
Marks: +1, -0
If |
→
a
|
=2
and |
→
b
|
=3
,then |
→
a
×
→
b
|
2
+
|
→
a
.
→
b
|2
is equal to
[NDA II 2015]
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