Answer:
Johnny is wrong.

Step-by-step explanation:
Johnny is wrong.
A better definition would be:
is the set of all elements that belong to at least one A or B.
So, the elements that belong to both A and B, like c and d in this exercise, also belong to
.
So:

Answer:
2.3
Step-by-step explanation:
When you evaluate the problem you end up with 204100
Scientific Notation: 2.041 x 10^5
Answer:
1 I would use the news and newspaper maybe
2. I would not use social media like T.T and Inst
That is all I could help with sorry And i could not put real names it would not let me sorry
Step-by-step explanation:
Just write down the question dum dum