How to define a series.
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.
How to find additive and multiplicative inverses.
How to use the sine and cosine addition formulas to prove the double-angle formulas.
How to compute the sum of two vectors or the product of a scalar and a vector.
How to compute the derivative of a polynomial function using two properties of the derivative.
How to use the different methods to factor a polynomial.