A function must be one-to-one to and onto to have an inverse functionA. True B. False
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This is what we already know:
And using this information, we can fill the table out. Remember that everything must add up to the total in the column and row. The complete table looks like this:
Using the complete table, we see the fraction for students that only like baseball is and students who only like football is
. All you need to do is add these fractions together to get your answer.
In short, 200 students only like one of the two sports.