Mathematics for IGCSE & O level - Graphs Of Functions (Section 1 - No. 22)
In the graph of a rational function, the horizontal asymptote represents:
The x-intercept of the function
The value that the function approaches as x approaches infinity or negative infinity
The y-intercept of the function
A point where the function is undefined
Explicació
The horizontal asymptote shows the value the function approaches as x goes to positive or negative infinity.