Mathematics for IGCSE & O level - Sketching Curves (Section 5 - No. 23)
Which of the following statements is TRUE about the graph of an exponential function?
It can have negative values.
It always passes through the point (0, 1).
It always has a vertical asymptote
It can cross the x-axis.
Explicació
An exponential graph always crosses the y-axis at the point (0, 1).