Question

verify that a+b=b+a if a=2/3 and -3/7​

Answer 1

Answer:

a+b=(2/3)-(3/7)

a+b=5/21

b+a=(-3/7)+(2/3). b+a=5/21. hence a+b=b+a

Answer 2

a +b=b+a

question:- a=2/3

:- b= -3/7

answer:-