In math and statistics, you may occasionally need to calculate the slope of a line generated by coordinates in the (x,y) format. The slope is a value that indicates the rate at which the y value ...

To help draw a straight line graph from its equation ... A straight line passes through the points (1, 5) and (3, –1). Find the equation of this line. First, draw a sketch to help make sure ...

If you understand the definition of a mathematical function, a good way to judge it is that any line ... the graph would change as and when you change the value of the data. Read: How to calculate ...