Question

The cardinal number of the set {cat,dog,hourse, fish, lizard, meerkat, rhinoceros, elephant, giraffe, platypus, hippopotamus, skunk,mouse,chimunk, squirrel} is______.

Answer 1

just count !
is 16

Answer 2

Do they seriously spell it as 'hourse'? @JCBenesch

Answer 3

sorry i was typing quickly its horse!

Answer 4

how did you get 16?

Answer 5

Count the number of elements.
{cat, dog, frog} has 3 elements for example.

Answer 6

right so in the equation it has 15

Answer 7

I guess I just dont understand how to do it. is the answer 15? or do you then do \[2^{7}\]

Answer 8

\[2^{15}\]i mean

Answer 9

nm

Answer 10

do you know what does "the cardinal of a set" mean ?

Answer 11

@JCBenesch