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Statistical Mode

"When given a list of numbers, we are often asked to find the statistical mode. The statistical mode is the most commonly occurring number in a list, and if more than one number occurs with the same f ...

Graphing Inequalities with Two Variables

"Just like equations, sometimes we have two variables in an inequality. Graphing inequalities with two variables involves shading a region above or below the line to indicate all the possible solution ...

Statistical Median

"In addition to the statistical mean and the statistical mode, the statistical median is an important concept used to describe a list of numbers. The statistical median divides an ordered list of numb ...

Statistical Mean

"An important concept to understand when studying statistics is the statistical mean, or what is often called an average. We calculate the statistical mean of a list of numbers in order to find the ge ...

Standard Form of a Linear Equation

"We will commonly see lines expressed in the standard form of a linear equation, especially when we look at and write systems of linear equations. The standard form of a linear equation puts the x and ...

Graph Shifts

Hipervinculo Matemáticas

Graph Shifts

"Horizontal and vertical graph shifts occur in a graph when the graph either moves up and down on the y-axis or side-to-side on the x-axis. When a graph shifts, the vertex simply moves position but th ...

Graph Dilations

"When graphing parabolas and other functions, there are certain types of graph dilations that help us graph and explore parabolas more efficiently. When graphing parabolas, dilations occur when the "a ...

SSS and SAS

"When two triangles are congruent, all three pairs of corresponding sides are congruent and all three pairs of corresponding angles are congruent. If all three pairs of corresponding sides are congru ...

Square Root Operations

"Since Pythagorean theorem proofs requires us to square numbers and find square roots, reviewing square root operations from Algebra is really important. When working with the Pythagorean theorem, it ...

Square Properties

"Squares and rectangles are special types of parallelograms with special properties. A square is a type of equiangular parallelogram and square properties include congruent diagonals and diagonals tha ...

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