What is the x-coordinate of point P on the coordinate grid?
2 answers:
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<h3>Answer: {4, 14, 20}</h3>
Don't forget about the curly braces.
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Explanation:
The upside down "U" symbol means "intersect". We're looking for where the two sets intersect or overlap. In other words, we're looking for all of the values are in both sets at the same time. It might help to draw out the Venn diagram (see the image attachment below).
The numbers 4, 14, and 20 are found in both set A and set B at the same time. Therefore, . Something like the value 7 is only found in set A, but not in set B. So we'll ignore that value. Similar things happen with 10 and 17 for set A, and also 1 and 9 for set B.
So that's why the answer you type in is {4, 14, 20}. The curly braces are there to tell the reader we're dealing with a set of values.