How to define domain and range.
How to find the vertex, intercepts, domain and range of a quadratic graph.
How to know when to include a absolute value when simplifying a square root.
How to define a rational expression.
How to define a piecewise function.
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 derive the quadratic formula by completing the square.
How to find the graph of a logarithmic equation with a base greater than one.
How to use the compounded interest formula to find the value of an investment.
How to use the compounded continuously formula to find the value of an investment
How to graph parabolas that are wide or skinny or upside down without making a table of values.