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NDA Math Vector Algebra

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Question : 8

Total: 101

If

are the position vectors of the vertices A,B,C respectively of a triangle ABC and G is the centroid of the triangle, then what is

‌
→
a
+
→
b
+
→
c
3
‌
2
→
a
−
→
b
−
→
c
3
‌
→
b
+
→
c
−2
→
a
3
‌
→
a
−2
→
b
−2
→
c
3

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