Question

check these products what do you observe ? 1) 25(-5)=(-25)×5 2) -20×16=20×-16.
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Answer 1

Answer:

 1) 25(-5)=(-25)×5 = -125 -----> a * b = b*a

2) -20×16=20×-16 = -32 ---> a * b = b*a  

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