How to Solve (and Factor) a Quadratic Equation with the Quadratic Formula
A quadratic equation is any second-degree polynomial equation — that’s when the highest power of x,or whatever other variable is used, is 2. The solution or solutions of a quadratic equation, [more…]
How to Solve a Quadratic Equation by Completing the Square
You can solve quadratic equations by completing the square. Completing the square involves creating a perfect square trinomial from the quadratic equation, and then solving that trinomial by taking its [more…]
How to Solve (and Factor) a Quadratic Equation with the Quadratic Formula
A quadratic equation is any second-degree polynomial equation — that’s when the highest power of x,or whatever other variable is used, is 2. The solution or solutions of a quadratic equation, [more…]
How to Express Exponential Relationships with Logarithms
You may come across logarithms in your calculus work. A logarithm is just a different way of expressing an exponential relationship between numbers. For instance, [more…]
How to Simplify Roots
When you work with roots in an equation, you often need to simplify them. There are two methods: the quick, sort of intuitive method, and a slightly longer method. The quick method of simplification works [more…]
How to Factor Mathematical Expressions
You often need to factor expressions (break those expressions into their simpler components, or factors) for calculus. Factoring means “unmultiplying,” like rewriting 12 as [more…]
