Factoring is turning a sum or difference into a product
Understanding that absolute value represents a distance from zero
Adding or subtracting decimals by vertically lining up the zeros
How to simplify expressions with exponents.
How to multiply monomials and binomials using FOIL.
How to simplify products and quotients involving exponents.
How to compute the angle between two vectors.
How to differentiate a quotient of two functions.
How to find additive and multiplicative inverses.
How to break up a logarithm of a large number.
How to determine whether a square matrix is invertible using its determinant.
How to label the roots of a quadratic polynomial, solutions to a quadratic equation, and x-intercepts or roots of a quadratic function.
How to find the x-intercepts and vertical asymptotes of the graph of y = tan(q).
How to tell if two variables vary inversely.
How to determine whether two matrices can be multiplied, and if so, what the dimensions of the product will be.
How to graphically depict the variation in the energy of substances involved in reactions as they progress from reactants to products.