Question

This is my last question and last points
Leaving Brainly from Tody​

Answer 1

Answer:

1)a+b=b+a

2)a×b=b×a

this are properties

Answer 2

Step-by-step explanation:

their properties are

(i) a+b = b+a

(ii)

$ii \: a \times b = b \times a$

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