Answer asa which of the following sets are closed under addition? select all that apply. a) integers b) irrational numbers c) whole numbers d) polynomials

  A, C, D

Step-by-step explanation:

The sum of two irrational numbers may be rational:

  √2 + (-√2) = 0

so that set is not closed under addition.

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For any of the other sets, addition of two members of the set always results in another (not necessarily different) member of the set.

the answer is c hope this