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Construct an argument that shows that the set of rational numbers is closed under addition. That is, if x and y are rational numbers and w=x+y, prove that w must also be a rational number.
Answers: 3
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Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?
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The value of cos 30° is the same as which of the following?
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There are 85 apples on the big tree, john picked out 15%. how many did john pick out?
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Construct an argument that shows that the set of rational numbers is closed under addition. That is,...
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