Here’s an interesting error when the PreCalculus H students were evaluating f(x+h) when f(x)=sqrt(x). I sadly didn’t take a picture, but I did see this error in about 1/3 of the student groups. How would you address this error?

Here’s an interesting error when the PreCalculus H students were evaluating f(x+h) when f(x)=sqrt(x). I sadly didn’t take a picture, but I did see this error in about 1/3 of the student groups. How would you address this error?

## Leave a Reply