Question

For which operations is the set {–1, 0, 1} closed?

Choose all answers that are correct.

A.
addition

B.
division

C.
multiplication

D.
subtraction

Answer 1

addition and multiplication give you the same numbers in the set so they are closed ,but division and subtraction isn't.

Answer 2

@Abhisar

Answer 3

-1-1 = 2
1/0

Answer 4

so b and d

Answer 5

-2*

Answer 6

b and d are worng

Answer 7

so and c

Answer 8

and a

Answer 9

@Catch.me

Answer 10

yea