Plotting a graph takes time. Often mathematicians just want to know the key features. These are: shape, location and some key points (such as where the graph crosses the axes or turning points).

HISTORICAL SKETCH OF THE FORMATION OF THE CONFEDERACY PARTICULARLY WITH REFERENCE TO THE PROVINCIAL LIMITS AND THE JURISDICTION OF THE GENERAL GOVERNMENT OVER INDIAN ...

The questions in this quiz are suitable for GCSE maths students studying quadratic graphs, cubic graphs, reciprocal graphs, exponential graphs - Higher, The equation of a circle - Higher,the equation ...

Bar graphs seem like one of the simplest ways to represent data. Many people assume that the longer the bar, the bigger the number it represents. Sometimes bar graphs represent an average not a total ...