Math Planet
Math Planet: Factor Polynomials of the Form of X^2 + Bx + C
This resource is about factorizing trinomials of the form x^2+bx+c by making them into a product of two binomials x^2+bx+c=(x+m)(x+n) where m+n=b and m*n=c
Math Planet
Math Planet: Factor Polynomials on the Form of Ax^2 + Bx +C
You can factor polynomials of the form ax^2 + bx + c. If a is positive, then ax^2+bx+c=(x+m)(ax+n) where c = m*n, a*c = p*q and b = p+q = a*m + n
Math Planet
Math Planet: The Graph of Y = Ax^2 + Bx + C
A nonlinear function that can be written on the standard form ax^2 + bx + c,where a is not = 0, is called a quadratic function. All quadratic functions hava a U-shaped graph called a parabola.
Math Planet
Math Planet: Use Graphing to Solve Quadratic Equations
A quadratic equation is an equation that can be written on the standard form ax^2 + bx + c = 0, where a is not = 0. One way of solving a quadratic equation is by factoring. Another way of solving a quadratic equation is to solve it...
Math Planet
Math Planet: Completing the Square
If you've got a quadratic equation on the form of ax^2 + c = 0 Then you can solve the equation by using the square root of x = square_root(-c/a) or x = -square_root(-c/a)
Math Planet
Math Planet: Simplify Rational Expression
An algebraic expression where both the numerator and the denominator are polynomials e.g.(x+3) / x is called a rational expression. Since the denominator can't be zero there are values of x which are excluded from the rational...
Math Planet
Math Planet: Solving Rational Expressions
An equation that contains at least one rational expression is called a rational equation. You solve a rational equation as you solve any other equation.
Math Planet
Math Planet: Algebra 2: Functions and Linear Equations
Provides examples and a video lesson that illustrate functions and linear equations. [0:54]
Math Planet
Math Planet: Algebra 2: Matrices: Basic Information About Matrices
An example and a video lesson provide basic information about matrices. [1:05]
Math Planet
Math Planet: Pre Algebra: Measure Areas
Demonstrates how to calculate the area of two-dimensional shapes using formulas. Covers parallelogram, triangle, trapezoid, and circle. Includes a video modeling how to find the area of a circle and a triangle. [0:59]
Math Planet
Math Planet: Equations With Variables
Examples and video tutorials that teach how to solve equations that contain unknown variables.
Math Planet
Math Planet: Exponents and Exponential Functions: Properties of Exponents
Explains the properties of exponents. Includes a short video. [1:56]
Math Planet
Math Planet: Geometry: Transformation Using Matrices
Explains how simple polygons translate into matrices and how to use 2x2 matrices to represent transformations in a plane. Includes video demonstrating an example where a vector must be rotated 90 degrees using matrices. [4:18]
Math Planet
Math Planet: Geometry: Common Types of Transformation
Provides an explanation, examples, and a video lesson all related to the four common types of transformation. [1:00]
Math Planet
Math Planet: Geometry: Proofs Using Algebra
Examples and a video lesson help to explain proofs and logic. [1:57]
Math Planet
Math Planet: Geometry: Working With Logic
How to determine if a logical statement is true or false is explained through examples and a video lesson. [2:46]
Math Planet
Math Planet: Geometry: Conjecture
Conjecture is explained through examples and a video lesson. [0:41]
Math Planet
Math Planet: Geometry: Measure and Classify an Angle
Explains the terms and symbols used to discuss line angles, what an angle is, and the types of angles. Includes short video lesson demonstrating how to use a protractor to measure an angle. [0:57]
Math Planet
Math Planet: Algebra 2: Solving Systems of Equations in Two Variables
Provides examples and a video lesson that illustrate how to solve systems of equations in two variables. [1:43]
Math Planet
Math Planet: Algebra 1: Graphing Linear Systems
Gain an understanding of how to solve linear equations by viewing an example and a video lesson. [3:01]
Math Planet
Math Planet: Algebra 1: Writing Linear Equations Using the Slope Intercept Form
Explains what the slope-intercept form is and how to find the equation of a line given two points on it. Includes modeled video lesson. [3:32]
Math Planet
Math Planet: The Substitution Method for Solving Linear Systems
A way to solve a linear system algebraically is to use the substitution method. The substitution method functions by substituting the one y-value with the other. This resource explains this method by showing an example along with a video.
Math Planet
Math Planet: Algebra 2: Counting Principle
Video lesson helps to explain the counting principle. [0:42]
Math Planet
Math Planet: Algebra 2: Polynomial Functions: Descartes' Rule of Sign
Provides detailed information about Descartes' rule of sign through the use of examples.