Question

verify that a+b=b+a for each the following

a) 2/9; b= -3/10​

Answer 1

Answer:

verification-

a+ b=b+a

2/9+(-3/9)=(-3/9)+2/9

(-1)/9=(-1)/9

LHS=RHS

HENCE PROVED

hope it helps...

Answer 2

answer:-

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2/9 + -3/10 = 20/90+(-27/90) = -7/90

-3/10 + 2/9 = (-27/90)+ 20/90 = -7/90

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hope it helps