The graph of y = f(x) is shown below. Assume the domain of f is [-4,4] and that the vertical spacing of grid lines is the same as the horizontal spacing of grid lines.
The points (a,4) and (b,-4) are on the graph of y = f(2x) Find a and b.
1 answer
The points on f(2x) are half as far from the y-axis as those of f(x)