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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 and 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

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 and b ab ba For all real numbers a a class=

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The correct answer for the question that is being presented above is this one: "(1) For all real numbers a and b, a + b = b+ a; (2) For all real numbers a and b, ab = ba; (3) For all real numbers a, b and c, (a + b) + c = a + (b + c); (4) For all real numbers a, b and c, a (b + c) = ab + ac." 

The actual answers are 1,2,5, and 7 ik this bc i got it wrong and it said these are correct

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