How can you identify the asymptotes of a rational function simply by looking at its graph? What inaccuracies might be introduced into this process? What might be a more accurate way to find a function's asymptotes?

Question

anonymous · Answer

Give examples of at least one rational function with asymptotes in your explanation, and identify the asymptotes.

tkhunny · Answer

Where does the visually represented asymptote cross the x-axis?  Of course, without an actual LABEL that it crosses at EXACTLY where you think, you are only guessing.