Wednesday

July 30, 2014

July 30, 2014

Posted by **Mike** on Monday, January 18, 2010 at 7:39pm.

- math -
**MathMate**, Monday, January 18, 2010 at 11:28pmIs the set closed under this operation?

5+5 = 10

(note that 5 ∈ℤ' and 10 ∉ℤ', where ℤ' is ℤ\10)

**Related Questions**

math - If 10 is removed from the set of whole numbers, is the set closed with ...

math - Explain whether the set {0, 1, 2} is closed with respect to addition on ...

math sets - Explain whether the set {0, 1, 2} is closed with respect to addition...

Math - Explain whether the set (0,1,2) is closed with respect to additon on ...

Math - Set A contains the element 1. What other whole numbers must be in set A ...

math - Set A contains the element 1. What other whole numbers must be in set A ...

math - I am really confused about sets. Could you explain to me if the following...

6TH GR. ALGEBRA - EXTENDING THE LESSON If you add any two rational numbers, the...

maths - explain why are the following not groups: 1)the set of Z integers with ...

math - Tne union of the set of rational numbers and the set of irrational ...