The absolute value is always positive, so you can think of it as the distance from 0.
Equation of a Line Given Two Points on the Line Slopes of Parallel and Perpendicular Lines How to determine if two lines are parallel or perpendicular when given their slopes, how to find the equation of a line given a point on the line and a line that is parallel or perpendicular to it, how to find parallel or perpendicular lines using Standard Form.
Midpoint Formula Midpoint formula, how to find the midpoint given two endpoints, how to find one endpoint given the midpoint and another endpoint, how to proof the midpoint formula. Distance Formula How to derive the distance formula from the Pythagorean Theorem, how to use the distance formula.
Graphing Linear Inequalities Graph of linear inequalities, how to graph linear inequalities, how to graph systems of linear inequalities.
Graphing Inequalities Linear Programming Linear programming, how to use linear programming to solve word problems. Quadratic Functions Different forms of quadratic functions, general form, factored form, vertex form, convert from general form to factored form, convert from the general form to the vertex form using the vertex formula, convert from the general form to the vertex form using completing the square.
Graphical Solutions of Quadratic Equations How the solutions of a quadratic equation is related to the graph of the quadratic function, how to use the graphical method to solve quadratic equations.
Graphing Exponential Functions How to graph exponential functions by plotting points, the characteristics of exponential functions, how to use transformations to graph an exponential function.
Graphing Reciprocal Functions How to graph reciprocal functions by plotting points, the characteristics of graphs of reciprocal functions, how to use transformations to graph a reciprocal function, how to get the equation of a reciprocal function when given its graph.
A series of Mathematics Lessons given in videos by Portland Community College - Algebra Review The geometry of algebraic expressions, Combining like terms Simplifying Algebraic Expressions using the distributive property An introduction to equations Why do we write equations?
What is an equation?
What is a solution to an equation? Different types of equations Introduction to linear equations Solving Linear Equations: Properties of equality Equations that involve simplification, Equations containing fractions. A general strategy for solving linear equations Solution Sets: Solutions vs solution sets?
Perpendicular lines, Vertical lines, Horizontal lines Summary of slopes Graphing Linear Equations With Two Variables using intercepts Three forms of the equation for a line Intercepts Standard Form, Slope-intercept form Finding equations of lines Given slope and vertical intercept Given both intercepts, Applications Find the equation of a line given the slope and a point on the line Applications of linear equations Point-slope form of a linear equation: Point-slope form, Finding a linear equation given two points on a line Finding a linear equation given a graph of a line Applications of Linear Equations Linear Inequalities in two variables Applications of Linear Inequalities in two variables Course Review and Summary: Special Cases, Three Common Solution Methods Linear Systems based in Geometry Using Substitution to find new formulas from old Exponents Three important rules of exponents Two important definitions of exponents An alternate definition of a polynomial Examples, Find a strategy that will work for you One last exponent rule Polynomials What is a polynomial?
Definitions Evaluating polynomials Multiplying monomials, The distributive property, Multiplying binomials Multivariable Product: Multiplying polynomials by monomials, FOIL Special products, Products involving polynomials with more than two terms The geometry of polynomial multiplication:Click on Submit (the arrow to the right of the problem) to solve this problem.
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Solving Absolute Value Equations. Solving absolute equations isn’t too difficult; Write an absolute value inequality to model this situation, or just use the software for free without the detailed solutions. There is even a Mathway App for your mobile device.
Popular Applications::» Word Clues Vocabulary Builder Online» BMI Calculator» Triangle Calculators. Solve an absolute value equation using the following steps: Get the absolve value expression by itself. Set up two equations and solve them separately. Symbolab: equation search and math solver - solves algebra, trigonometry and calculus problems step by step.
Absolute Value Introduction. The absolute value of a number is its value, or magnitude, without respect to sign.
It's the "amount" you are working with expressed as a positive number, ignoring any negative sign. Symbolab: equation search and math solver - solves algebra, trigonometry and calculus problems step by step. Rational Absolute Value Problem.
Notes. Let’s do a simple one first, where we can handle the absolute value just like a factor, but when we do the checking, we’ll take into account that it is an absolute value.