Transform sine horizontally, one transformation at a time
Graph 1

1 (a)
Which one of the following is a correct equation for Graph 1?
1 (b)
What are the coordinates of point A marked on graph
Graph 2

2 (a)
Which on of the following equations is the correct equation for Graph 2?
2 (b)
What are the coordinates of the local minimum point labelled B on Graph 2?