Two young mathematicians discuss what curves look like when one “zooms out.”
- Devyn
- Riley, think about this function:
- Riley
- Hmmm. If you plot it, the graph looks like this:
- Devyn
- Right! What I’ve noticed is that if gets big, then our function looks like a line.
- Riley
- I wonder how we find the line?
Devyn and Riley have noticed that the function looks like a line when we zoom out.
Guess the slope of this line. Come back and check your answer after reading the
Dig-In!