Question

i give medals


what are all the subsets of the set -3 6

Answer 1

{}, {-3}, {6}, {-3,6}

Answer 2

is {} a {0}

Answer 3

@sourwing

Answer 4

nope, {} is an empty set, which means it contains no element. {0]} is NOT empty. It has one element, namely 0.

Answer 5

so it would be a 0 with a line through it?

Answer 6

yes, it's just another notation for {}. The two are exactly the same