# math

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explain whether each set is closed under the given operation {-1,0,1}multiplication?

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1. ### mathematics help me plz.....

under which operation is the set {-1,0,1} closed?
2. ### help me

under which operation is the set {-1,0,1} closed?
3. ### 6TH GR. ALGEBRA

EXTENDING THE LESSON If you add any two rational numbers, the sum is always a rational number. So, the set of rational numbers is closed under addition. Is the set of rational numbers closed under subtraction. multiplication,and division …
4. ### Math

Decide whether or not the set is closed under addition. {0, 1} A) Closed B) Not closed
5. ### Math--

Decide whether or not the set is closed under addition. {0, 1} A) Closed B) Not closed
6. ### math

explain whether each set is closed under the given operation {-1,0,1}multiplication?
7. ### math

explain whether each set is closed under the given operation {-1,0,1}multiplication?
8. ### math

Which set of integers is not closed under what operation?
9. ### Math

explain whether the following given are closed under addition: B={0, 1} T={0, 4, 8, 12, 16, ...} F={5, 6, 7, 8, 9, 10,...} {x|x E W and x>100}
10. ### Math help

Explain whether the following given are closed under addition: {x|x ¸ W and x>100}

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