Khan Academy

Worked example: Evaluating functions from graph (K-A)

Worked example: matching an input to a function's output (equation) (K-A)

Worked example: matching an input to a function's output (graph) (K-A)

Worked example: two inputs with the same output (graph) (K-A)

Equations vs. functions (K-A)

Obtaining a function from an equation (K-A)

Function notation word problem: bank (K-A)

Function notation word problem: beach (K-A)

Intervals and interval notation (K-A)

What is the domain of a function? (K-A)

What is the range of a function? (K-A)

Worked example: domain and range from graph (K-A)

Domain of a radical function (K-A)

Worked example: determining domain word problem (all integers) (K-A)

Worked example: determining domain word problem (positive integers) (K-A)

Worked example: determining domain word problem (real numbers) (K-A)

Worked example: domain of algebraic functions (K-A)

Does a vertical line represent a function? (K-A)

Recognizing functions from graph (K-A)

Recognizing functions from table (K-A)

Recognizing functions from verbal description (K-A)

Recognizing functions from verbal description word problem (K-A)

Introduction to minimum and maximum points (K-A)

Worked example: absolute and relative extrema (K-A)

Increasing, decreasing, positive or negative intervals (K-A)