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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.
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Mathematics, 21.06.2019 17:30
Can someone me with this problem i don't understand i need
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Mathematics, 21.06.2019 22:00
Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?
Answers: 2
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