Learn about the meaning of "x." Understand what a variable represents and what "x" means in math. Learn more about why we generally write "x" as a variable.

Learn how to find x- and y-intercepts given a polynomial function, and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills.

Learn about reflection rules in math. Understand the formulas for reflection over the x-axis, y-axis, the origin, and line y=x, and see graphs with examples.

What is ln (x) graph or ln curve? Discover the notation of a natural logarithm function and understand natural log graph . Also, learn the properties of the natural logarithm graph.

Learn how to find the first derivative of a function by using the definition of the derivative, and see step-by-step examples to help improve your knowledge and understanding of the topic.

Learn how to determine if graphs have symmetry with respect to the x-axis, y-axis, or origin, and see step-by-step examples to help improve your knowledge and understanding of the topic.

In this lesson, learn about what is X-Bar in statistics, and the difference between the MU and X-Bar. Using the X-Bar formula, understand how to find X-Bar for a given data set.

In this lesson, understand what a symmetric graph is. Understand what is x-axis symmetry and y-axis symmetry and how a test for symmetry is done given an equation.

The function f (x) = 1 x is sometimes called the multiplicative inverse function, because for each input it returns the multiplicative inverse or reciprocal of that input.

Learn how to solve the derivative of ln(x) with step-by-step process in this concise video lesson. Master this math concept and elevate your solving skills with a quiz.