Question

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

Choose all answers that are correct.

A.
multiplication

B.
division

C.
addition

D.
subtraction

Answer 1

@AlexandervonHumboldt2

Answer 2

try operations with these two numbers

Answer 3

Its D isn't it?

Answer 4

you will see that only multiplication and addition

Answer 5

work

Answer 6

So A?

Answer 7

C, A

Answer 8

A, let me chck on wikipedia. Are there possible two answers

Answer 9

Oh ok I forgot this was a multiple choice question lol

Answer 10

C and A @Cholo123 because only addtion and multiplicationof these values will be equal to one of them

Answer 11

Do mind if i ask 4 more questions?

Answer 12

no but please ask them in separate post

Answer 13

so there is only one possible answer

Answer 14

and thx everybody :)

Answer 15

1+1 is not in {0,1}

Answer 16

why 1+1 0+1=1?

Answer 17

oh ok thnx, so the answer is multiplication right?

Answer 18

yes multipliacation
because
0*0 is in {0,1}
0*1 is in {0,1}
1*0 is in {0,1}
1*1 is in {0,1}

Answer 19

Buttheres more than one answer

Answer 20

ok then MULTIPLICATION thx @freckles

Answer 21

but*

Answer 22

thnx. I forgot about 0+0 and 1+1 possibilities and looked only for 1+0 and 0+1

Answer 23

So there is no more correct answers?

Answer 24

are there more correct answers