Question

Q-4 Verify associativity of addition of
rational numbers (i.e ( x+y) +z = x+ (y+z)

a) x = 1/2 , y = 2/3 , z = -1/5

ans ??

b) x = -2/5 , y = 4/3 , z = -7/10

ans??

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Answer 1

Step-by-step explanation:

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