3{x^2} + 8\) is increasing and decreasing, where the stationary points are at \(x = 0\) and \(x = 2\). In order to determine the shape of the curve, we use a table to display the nature to the ...

The \(x\)-axis is labelled with positive numbers increasing to the right and negative numbers decreasing to the left of the origin. The \(y\)-axis is labelled with positive numbers increasing up ...