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Mathematics, 06.08.2021 20:20 itsdria

Let A = {n is in ℤ | n = 5r for some integer r} and B = {m is in ℤ | m = 20s for some integer s}. Determine which of the following statements are true and which are false. (Enter TRUE if the statement is true, and enter a number that could be used as the basis for a counterexample if the statement is false). a. A ⊆ B
b. B ⊆ A

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Let A = {n is in ℤ | n = 5r for some integer r} and B = {m is in ℤ | m = 20s for some integer s}...
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