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  3. recall that for a b c e z our axioms...

Question: recall that for a b c e z our axioms...

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Recall that for a, b, c E Z our axioms for addition/multiplication are the following (A1) (A2) (A3) (A4) (A5) a +b b+a, ab boa a(b + c)-ab+ ac, (a+ b)c- ac + bc a+0=a, a-1=a a +-0 has unique solution --a If a 0, ab = ac → b = c
Frome the oxioms abrve do thotr a jbez (b) ac-b) ab
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