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Explain solution for RD Sharma maths class 12 chapter 22 Algebra of vectors exercise 22.8 question 10 maths textbook solution
Answers (1)
Answer: Vectors are coplanar
Hint: From vectors as a linear combination to prove they are coplanar
Given
&
be four position vectors.
If these vectors are coplanar then, where, l,m,n and w be some scalars
As per given condition
&
are coplanar if they are in the form of
Comparing,
l = 3
m = -2
n = 1
w = -2
Now,
Thus, vectors are coplanar. Where l, m, n and w are non-zero scalar simultaneously.
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