関数: グラフが関数かどうかを判断します。

Master how to determine if a graph is a function or not

Using the vertical line test to determine if a graph is a function or not

Is it a function? Looking at graphs

Algebra: Function or NOT a Function and Vertical Line Test

グラフが関数かどうかを素早く判断する方法 | 垂直線テスト

Determining if a graph is a polynomial

グラフから関数を評価する

How to Know if a Graph Is an Inverse Function? : Fun With Math

How to tell if a graph is a function or not

Finding a limit by looking at a graph of a function

Even, Odd, or Neither From a Graph

機能の識別

スクリーンキャスト 1.7.4: 微分可能性をグラフィカルに判断する

Function or not a function

How to determine if a function graph has an inverse and if the inverse is a function

The Graph of the Derivative, Explained

What is the graph of x^a when a is not an integer? An unusual look at familiar functions #some2

Even, Odd, or Neither Functions The Easy Way! - Graphs & Algebraically, Properties & Symmetry

Determine Where a Function is Not Differentiable From a Graph