If you are happy with your sketch press

To delete sketch and restart drawing press

Fancy re-sketching graph after the solution's been displayed? Simply press

To sketch a new function of the same type press

For sketching graphs of other functions press

Linear functions are those whose graphs are straight lines. A linear function has the following form \(y = f(x) = ax + b\) with its slope (\(a\)) defined as \[\frac{\Delta y}{\Delta x}\]Sketch the graph of the linear function \(f(x)=-2x\)