How to find a two-sided limit by investigating one-sided limits.
How to define the derivative function f'(x).
The rules for placing commas in sentences.
How to form sentences with parallel structure.
Identify and revise sentence fragments.
How to identify unnecessary commas.
How to find a test score to keep the class grade at least 90%.
Solving percent problems using proportions
How to estimate a limit using a table of values.
How to evaluate the limit of a function using continuity.
How to evaluate the limit of a function at points where it is not continuous.