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UPSC NDA I 2012 Mathematics Paper
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© examsnet.com
Question : 98
Total: 120
If
|
→
a
|
=
10
,
|
→
b
|
=
2
and
→
a
∙
→
b
=
12
, then what is the value of
|
→
a
×
→
b
|
?
12
16
20
24
Validate
Solution:
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