How to calculate the area between a square and an inscribed circle.
How to know when to include a absolute value when simplifying a square root.
How to solve an equation with a square root.
How to find the roots of a complex number quickly using four simple guidelines.
How to determine whether a square matrix is invertible using its determinant.
How to define a rectangle and a square.
How to define factorial expressions used in the binomial theorem.
How to factor perfect square trinomials.
How to find the vertex of a parabola.
How to simplify radicands.
How to determine whether two matrices are inverses.
How to define perimeter and calculate it for squares, rectangles, and circles.
How to determine whether two matrices can be multiplied, and if so, what the dimensions of the product will be.
How to compute the determinant of a 2x2 square matrix.
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 add and subtract radical expressions.
How to define an imaginary number.