Vector Algebra Part 2

Section: Mathematics
© examsiri.com
Question : 97 of 100
 
Marks: +1, -0
Let
→
a
=α
^
i
+
^
j
+β
^
k
and
→
b
=3
^
i
−5
^
j
+4
^
k
be two vectors, such that
→
a
×
→
b
=−
^
i
+9
^
i
+12
^
k
. Then the projection of
→
b
−2
→
a
on
→
b
+
→
a
is equal to
[27-Jul-2022-Shift-1]
Go to Question: