1- Relations Flashcards
1
Q
What is a function?
A
- Any relation where every x is paired with exactly ONE y
- Passes vertical line test
2
Q
What is a domain? What is a range?
A
Domain- set of x-vals
• Example: D {x
3
Q
What is a conjunction?
A
A type of compound equality with “and”
4
Q
What is function notation?
A
f (x) = blah blah
f is the name
(x) is the input
x’s go in, y’s come out
5
Q
What is a relation?
A
Any pairing up between 2 sets; ordered pairs
