# Basics of Sets and Relations #1

# Basics of Sets and Relations #1

bbkane + 1 comment How can I recommend this to folks who want to learn SQL if the mathmatical operators aren't defined before questions are asked about them. It's pretty hard to google

`set union`

if you've never seen it before... I'd love some more explanation for the math.acme_104 + 0 comments The union of two sets A and B is a set of elements which are in A, B or in both A and B

LeoTM + 0 comments The

**union**of two sets is the set of elements which are inset (8).*either*The

**intersection**of two sets is the set of elements which are insets (5).*both*

Suryakumar007 + 1 comment write exactly the correct integer. If the answer is 5 just type, 5 Click submit code don't hit run code. that's it

sitaramjune3 + 0 comments it was not working

raghupviyer + 0 comments they have just asked to specify the number of elements in aUb.....which is 8......aUb means all elements in a and b without repetetion.

anshika83299 + 0 comments I am not getting the editor for database . i am unable to answer. Please help me

appisanabela + 0 comments Deberian hacer mejor la pregunta,no se entiende la solucion del problemas asi. No sabia si era union o interseccion

Callat + 0 comments **Union**is either OR set**Intersection**is AND in both sets

mohanrajg_16it + 0 comments How many elements are present in AuB? solution please

mohanrajg_16it + 0 comments How many elements are present in ?

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