Examples of equations that form quadratic ... which illustrates the equation \(y = 2x^{2} + 2x – 4\). The graph is of the function \(y = 2x^{2} + 2x – 4\). We want to solve the equation ...

You can move the input below and see how the graph give a visual relationship between inputs and outputs for the rule f. Use the slider on the left to change the function used in the example. This is ...

What do you think the graph of \(y = \cos 2x^\circ\) would look ... point when \(y = - 1\) The graph looks like: Now try the example questions below.