## dmezzullo 3 years ago The set W represents the elements present in water. W = {hydrogen, oxygen} The set C represents the elements present in carbon dioxide gas. C = {carbon, oxygen} How many elements are in the set W ∪ C? 1 2 3 4

1. dmezzullo

@ParthKohli

2. anonymous

W ∪ C = {hydrogen,oxygen,carbon}

3. anonymous

So 3

4. ParthKohli

$\textbf{HINT}$If $$\rm A = \{Yo,dudes\}$$ and $$\rm B = \{Hello, dudes\}$$, then the union is $$\rm \{Yo,Hello, dudes\}$$

5. dmezzullo

Oh i see now... tyvm

6. dmezzullo

tyvm parth

7. ParthKohli

=)