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Mathematics, 21.06.2019 15:30
Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.
Answers: 1
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Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.
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Mathematics, 21.06.2019 20:00
Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible
Answers: 1
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