Which of the operations of daily life are commutative?
Twists of the Rubik's cube
Washing and drying clothes
Doing maths and science homework
Act of dressing
As we learnt
Commutative Binary operation -
a * b = b * a
- wherein
A binary operation * on a set A is a function * : A × A → A. It is called commutative, if a * b = b * a, for every a, b ∈ A.
Since homework can be done in any order. It is commutative.
Option 1)
Twists of the Rubik's cube
Option 2)
Washing and drying clothes
Option 3)
Doing maths and science homework
Option 4)
Act of dressing
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