"Free software for all teachers and students"
The student is required to draw a simple graph to test his/her understanding of function notation and the effects of parameters.
The student can then click the “Show Answer” button to see the correct answer in red.
For students who like to do neat work, this button
draws a line between the last two points that the student has clicked.Not only are the results neater, the concept of linear transformations and what they do to lines is reinforced.(The button becomes enabled after the student has clicked two points.)