verify associative property under multiplication a=2/5 b=-1 /5 c=7/8
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Step-by-step explanation:
associative property of addition
a+(b+c)=(a+b)+c
LHS
a+(b+c)= -2+(3+5)
=6
RHS
(a+b)+c= (-2+3)+5
=6
Therefore it is verified
associative property of multiplication
a(bc)=(ab)c
a (bc) = -2(3×5)= -30
(a b)c = {(-2)×3}×5= -30
Therefore it is verified
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