Video for when the graph stretches: af(x) and f(ax)
https://www.youtube.com/watch?v=5Dm4rW96CO4
Video for reflections of the graph: - f(x) and f(-x)
https://www.youtube.com/watch?v=fIDSk7Lss-k
Video for translations of th graph: f(x) + a and f(x + a)
https://www.youtube.com/watch?v=HgfzlHR1H5Q
https://www.youtube.com/watch?v=5Dm4rW96CO4
Video for reflections of the graph: - f(x) and f(-x)
https://www.youtube.com/watch?v=fIDSk7Lss-k
Video for translations of th graph: f(x) + a and f(x + a)
https://www.youtube.com/watch?v=HgfzlHR1H5Q