How to multiply imaginary numbers.
How to add and subtract complex numbers.
How to rationalize the denominator when dealing with an imaginary number.
How to define an imaginary number.
How to classify different types of real numbers.
How to solve a problem involving consecutive integers.
How to define the properties of real numbers.
How to find the number of combinations of a set.
How to use the discriminant to know the number and type of solutions to a quadratic.
How to move between scientific notation and standard notation of numbers.
How to use the compounded interest formula to find the value of an investment.
How to find the number of permutations of a set.
How to break up a logarithm of a large number.
How to beat your teacher at circle tac tac toe.
How to solve a quadratic inequality using a sign chart.