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Precalc Honors 0.1 Homework

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Last updated about 3 hours ago
5 questions
Answer the following to the best of your ability. Pay attention to any notes about formatting, etc. You should have a math keyboard pop up as you need it when you click into an answer box.
1
Question 1
1.

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The universal set is whole numbers from 0 to 10, inclusive. B={0, 1, 2, 3}, C={0, 1, 2, 3, 4, 5, 6}, D={1, 3, 5, 7, 9} and E={0, 10}. What is C'? Write your answer in correct set notation.
Question 2
2.

The universal set is whole numbers from 0 to 10, inclusive. What is B \cup D?

Question 3
3.

Set P is the set of odd integers, and Q is the set of even integers. How do we know that P and Q are disjoint? (This question will NOT autograde because it is text-based/there isn't JUST one way to say what you mean. Leave what you have, even if the bubble turns red, and I will check it on the due date.). Disjoint means the intersection is

Question 4
4.

You can buy up to five containers of hand sanitizer at Walmart. Write a set for all the possible number of hand sanitizers you can buy.

Question 5
5.

Define two sets (numbers, objects, whatever) and give an example of an element in the intersection of the sets, the union of the sets, and the complement of each set. For example:

If my sets are things people wish for, and things caused by shooting starts, revenge is in the intersection, power is in the union, radio noise is in the complement of the first set, and sucess is in the complement of the second set.
(You do not need to submit a venn diagram. This one is from xkcd).