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Lukecrayonz
 4 years ago
??? What in the world is this
Use U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A= {1, 3, 5}, B= {5, 6, 8, 9} and C = {2, 4, 10}, find A upside down U thingy B?
Lukecrayonz
 4 years ago
??? What in the world is this Use U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A= {1, 3, 5}, B= {5, 6, 8, 9} and C = {2, 4, 10}, find A upside down U thingy B?

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Lukecrayonz
 4 years ago
Best ResponseYou've already chosen the best response.1What do you even call this!?

ParthKohli
 4 years ago
Best ResponseYou've already chosen the best response.2\( \color{Black}{\Rightarrow A \cap B}\) means the intersection between A and B. Intersection are the common elements in both the sets. Get it?

Lukecrayonz
 4 years ago
Best ResponseYou've already chosen the best response.1Oh.. Well now I just feel stupid, never even seen this before.

ParthKohli
 4 years ago
Best ResponseYou've already chosen the best response.2lol, so did you find the common elements?

ParthKohli
 4 years ago
Best ResponseYou've already chosen the best response.2Yep, so you'd denote it by \(A \cap B = \{5\}\)

Lukecrayonz
 4 years ago
Best ResponseYou've already chosen the best response.1Have you ever had those nights where you literally forget everything you know about math..? Because this is that night for me.

Lukecrayonz
 4 years ago
Best ResponseYou've already chosen the best response.1I'm serious, I am taking a test and i'm like uhhhhhh, forgetting how to factor etc. I took Precalc and got an A for godsake haha
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