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CBSE Class 12 Math 2023 Delhi Set 2 Solved Paper

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Question : 9
Total: 14
A unit vector
^
a
 makes equal but acute angles on the co-ordinate axes. The projection of the vector
^
a
 on the vector
→
b
=5
^
i
+7
^
j
−
^
k
 is:
Solution:     👈: Video Solution
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