The equation of a straight line can also be written in the form \(f(x) = mx + c\). This is called function notation and is just another way of expressing the relationship between two variables.

A linear equation is drawn as a straight line on a set of axes ... These coordinates represent the relationship given in the equation. For example, for y = 3x, the y value is always equal to ...

You probably recognise equation 1 as the Nernst equation ... against membrane potential gives a straight line (is a linear function) if the membrane is perfectly selective for potassium ions. You also ...

It begins by reviewing statistical graphs and then explains the relationship ... forming a straight line that represents linear relationships in first-degree equations. It also covers the ...