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JEE Main 31-Jan-2024 Shift 1 Solved Paper

Section: Mathematics
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Question : 28 of 90
 
Marks: +1, -0
Let
→
a
 and
→
b
 be two vectors such that |
→
a
|=1,|
→
b
|=4 and
→
a
â‹…
→
b
=2. If
→
c
=(2
→
a
×
→
b
)−3
→
b
 and the angle between
→
b
 and
→
c
 is α, then 192sin‌2α is equal to____
[31-Jan-2024 Shift 1]
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