If A = {1, 3, 5} and B = {1, 2, 3, 4, 5, 6} then A ∪ B Ø {1, 2, 3, 4, 5, 6} {2, 4, 6}
2 answers:
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Okay, here we have this:
Considering the provided information, we are going to identify wich equation applies, so we obtain the following:
Where x represents the uknown number. Then finally we obtain that the correct equation is the third one.
Now, let's find the missing number solving the equation:
Finally we obtain that the number is equal to 19.