Mistake Master
Mistake Master · AP Precalculus · Unit 1 · Step-Through Animation
Same Function, Different Outfit
You'll learnto pick the form of an expression — factored, standard, or divided — that answers your question with no work.
Two expressions that look nothing alike can be the same function. Which one you write down decides which fact you can read without doing any work — and dividing is where every asymptote rule in this topic actually comes from. Twelve short steps; press Next for each one.
factor when the zeros matter · divide when the far ends do
Before you start
What you're looking at
One quadratic drawn from two formulas that look nothing alike.
The question
If both forms are the same function, why would you ever pick one over the other?