Let A=[{:(,5,4),(,3,-2):}], B=[{:(,-3,0),(,1,4):}] and C=[{:(,1,-3),(,0,2):}], find : (i) A+B and B+A (ii) (A+B)+C and A+(B+C) (iii) Is A+B=B+A? (iv) Is (A+B) +C=A+(B+C)?

Let A=[{:(,5,4),(,3,-2):}], B=[{:(,-3,0),(,1,4):}] and C=[{:(,1,-3),(,

1.	Let A=[{:(,5,4),(,3,-2):}], B=[{:(,-3,0),(,1,4):}] and C=[{:(,1,-3),(,0,2):}], find : (i) A+B and B+A (ii) (A+B)+C and A+(B+C) (iii) Is A+B=B+A? (iv) Is (A+B) +C=A+(B+C)?
Answer» ANSWER :(i) `[{:(,2,4),(,4,2):}]` (II) `[{:(,3,1),(4,4):}]`

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Let A=[{:(,5,4),(,3,-2):}], B=[{:(,-3,0),(,1,4):}] and C=[{:(,1,-3),(,0,2):}], find : (i) A+B and B+A (ii) (A+B)+C and A+(B+C) (iii) Is A+B=B+A? (iv) Is (A+B) +C=A+(B+C)?

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