Vector Algebra Part 3

Section: Mathematics
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Question : 28 of 72
 
Marks: +1, -0
Let
→
c
be the projection vector of
→
b
=λ
^
i
+4
^
k
,λ>0
, on the vector
→
a
=
^
i
+2
^
j
+2
^
k
. If |
→
a
+
→
c
|
=7
, then the area of the parallelogram formed by the vectors
→
b
and
→
c
is ______
[22 Jan 2025 Shift 1]
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