CBSE Class 12-science Answered
Prove that the sum of two vectors is commutative.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
If 
and 
are two vectors, then we shall show that 
.
Let the vectors and represented by 
respectively. Complete the parallelogram OPQR.
and represented by respectively. Complete the parallelogram OPQR.
Then 
.
.
Answered by | 04 Jun, 2014, 03:23: PM
CBSE 12-science - Maths
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