Which of the following statements are true? Check all that apply For all real numbers a and b, a b b+ a For all real numbers a a
nd b, ab ba. For all real numbers a and b, a b a For all real numbers a and b For all real numbers a, and c, (a b) c a (b c) b For all real numbers a, b and c, (a b) c a (b-c For all real numbers a, b and c, a b c) ab ac 
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