True or false for each statement.
1.for a real number a, a + 0 = a.
2.for a...
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Mathematics, 20.11.2019 09:31 leo4687
True or false for each statement.
1.for a real number a, a + 0 = a.
2.for a real number a, a + (-a) = 1.
3.for a real numbers a and b, | a - b | = | b - a |.
4.for real numbers a, b, and c, a + (b ∙ c) = (a + b)(a + c).
5.for rational numbers a and b, is always a rational number.
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