1️⃣

Lesson 1

⛓️
Relation - any pairing of a set of inputs with a set of outputs
🌐
Domain - set of inputs
📏
Range - set of outputs
Ordered Pairs
Table
Graph
Mapping
Equation
(1, 2)
(-2, 4)
(0, -3)
x
y
1
2
-2
4
0
-3
mapping shows how each item in the domain is paired with an element in the range.
x=2y
🧍
Independent Variable - Domain/Input
👶
Dependent Variable - Range/output
same thing
😃
Discrete Function - Specific values in D&R
🙁
Continuous Function - Every value between