Answer:

Step-by-step explanation:
In Venn sets, we have that:

In which n is the number of elements that each set contains.
In this question:

So

So

The answer is HJ i took the test and got it right :)
Answer: r = 1
Step-by-step explanation:
The slope of a line can be represented as
. Plugging in the following values would provide you with:




Hope it helps :) and let me know if you want me to elaborate on anything.