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Explain Solution R.D.Sharma Class 12 Chapter 22 Algebra of Vectors Exercise 22.2 Question 9 Maths Textbook Solution.
Answers (1)
Answer:
We need to prove that
Hint:
Use triangle law.
Given :
Solution:
In ,by triangle law
In ,by triangle law
ABCD is a parallelogram.
View full answer
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