Question

Is A a subset of B if A= {2,3,5,7,8,9,10} and B={5,7,9,10}? yes or no

Answer 1

are all the numbers in A also inside B?

Answer 2

I think so

Answer 3

seriously? Is number 2 in B?

Answer 4

What does the prefix "sub" mean ?

Answer 5

under beneath

Answer 6

@Luis_Rivera I think @jmallis 's problem is observation, not concept...

Answer 7

@jmallis if A is a sub of B, then B has everything that A has and probably more.

Answer 8

Ok

Answer 9

if there are two sets, by definition the subset is the one that contains the smallest number of elements