Respuesta :
here associative property of addition proved.
Step-by-step explanation:
I)
substitute value of a , b and c
do little simplification and
you will come up with solutions




Answer:
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Step-by-step explanation:
a,b,c be the three rational numbers where a = 2/3 , n = 4/5 and c = -5/6
verify
(i) a+(b+c)=(a+b) +c ( associative property of addition )
(ii) a×(b×c)=(a×b)×c ( associative property of multiplication
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