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JEE Mains 25-July-2022 Shift 2 Solved Paper

Section: Mathematics
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Question : 17 of 90
 
Marks: +1, -0
Let
→
a
=
^
i
−
^
j
+2
^
k
 and let
→
b
 be a vector such that
→
a
×
→
b
=2
^
i
−
^
k
 and
→
a
â‹…
→
b
=3. Then the projection of
→
b
 on the vector
→
a
−
→
b
 is:
[25-Jul-2022-Shift-2]
Validate
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