What does the (9, 90) mean on this graph? be specific using the titles of the axis.

The point (9, 90) on the graph refers to a specific location where the horizontal axis represents "X" or "Input" values, and the vertical axis represents "Y" or "Output" values. Thus, the point (9, 90) indicates that the input value (X) is 9, and the corresponding output value (Y) is 90.