How to estimate a limit using a table of values.
How to rationalize denominators.
How to interpret the value of a limit important in the derivative of exponential functions.
How to graph a rational function when there is a common factor in the numerator and denominator
How to infer the derivative of the natural log function using a calculator investigation.
How to use one-sided limits to show that a limit does not exist.
How to use one-sided limits to find a vertical asymptote.