Answer:
What are the medians of the two exams? Can you post a picture?
The original statement is true only if:
- England is a country and Africa isn't
- Africa is a country and England isn't
- Neither of them are countries
Options a and d are equivalent:
and they both are true in the same cases as above.
Option c is also fine, because it is false only if both England and Africa are both countries, just like the original statement.
Option b, instead, is true only if neither of the two options are countries, so it doesn't cover the cases where only one of the two is a country.
Try this solution:
according to the graph it is possible to make up the solution of this system of equations:
Answer:
11.4
Step-by-step explanation:
Distance Formula:
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