contestada

ANSWER ASAPPPP

Which of the following sets are closed under addition? Select all that apply.


A) Integers
B) irrational numbers
C) whole numbers
D) polynomials

Respuesta :

sqdancefan

Answer:

  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.

___

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

Otras preguntas