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KCET 2022 Math Solved Paper

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Question : 41 of 60
 
Marks: +1, -0
If |
→
a
|=2 and |
→
b
|=3 and the angle between
→
a
 and
→
b
 is 120∘, then the length of the vector |‌
1
→
a
2
−‌
1
→
b
3
|2 is
Validate
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