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CBSE Class 12 Math 2022 (Term II) Outside Delhi Set 1 Solved Paper

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Question : 3
Total: 14
Write the projection of the vector (
→
b
+
→
c
) on the vector
→
a
, where
→
a
=2
^
i
−2
^
j
+
^
k
,
→
b
=
^
i
+2
^
j
−2
^
k
 and
→
c
=2
^
i
−
^
j
+4
^
k
Solution:  
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