{2}\). The line crosses the 𝑦-axis at 3, so the 𝑦-intercept is 3. Back to top Equation of a line from a graph – interactive activity Working with the general equation of a straight line ...

Three points are sufficient, but more can be plotted. Draw a line through the plotted points. If \(x\) is positive, \(y\) is negative. If \(x\) is negative, \(y\) is positive. To draw the line \(y ...

You probably recognise equation 1 as the Nernst equation ... You also learned that the slope of the line should have a value of 58 mV for a 10-fold concentration difference at room temperature (rising ...