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31 Media

01:30 Writing an equation and graphing a line given its… Writing an equation and graphing a line given its slope and y-intercept	Writing an equation and graphing a line given its slope and y-intercept The informaton given here can be entered directly into the y = mx + b or slope-intercept form. Then the y-intercept is used as a starting point where you apply rise over run to the given slope to… math math emporium graph slope y-intercept y=mx+b halves change b. points left coordinate rises run bottom rise negatives mx form graphic equation From Tom Grant 5 plays 0
02:08 Graph a line given its equation in… Graph a line given its equation in slope-intercept form: Fractional slope	Graph a line given its equation in slope-intercept form: Fractional slope Another demo on how to use the y-intercept to start a graph of a linear equation and then use the slope to find other points on the graph. It finishes with showing the line representing all of the… math math emporium run slope point graph points axis rise change form linear solutions dots anchor coordinate direction left fall fifths mx From Tom Grant 7 plays 0
02:06 Identifying solutions to a linear equation in two… Identifying solutions to a linear equation in two variables	Identifying solutions to a linear equation in two variables A demo that shows how to substitute possible x-y ordered pairs into an equation to find out whether they create a true statement, determining which are solutions and which are not. math math emporium ordered pair solution evaluate times -40 -24 column pairs table node minus answer means instance variable xy coordinates left equation From Tom Grant 7 plays 0
02:29 Graphing a line given its equation in… Graphing a line given its equation in slope-intercept form: Integer slope	Graphing a line given its equation in slope-intercept form: Integer slope This explains how to use the slope and y-intercept to determine points on the line graph of a linear equation in two variables and then draws the straight line graph. math math emporium linear graph slope y-intercept point left thing change equation points side starting relationship x. run rise mx form bit y. values chart method From Tom Grant 9 plays 0
02:43 Solving a compound linear inequality: Graph… Solving a compound linear inequality: Graph solution, basic	Solving a compound linear inequality: Graph solution, basic Presents a compound inequality where both sides have to be solved for the variable first, and then shows how to graph the simplified results math math emporium number line graph solution sides direction inequality statement dot circle compound numbers care form portion hand edition left side thing result x. From Tom Grant 8 plays 0
$Thumbnail for entry Solving a two-step linear inequality with a fractional coefficient$ 02:08 Solving a two-step linear inequality with a… Solving a two-step linear inequality with a fractional coefficient	Solving a two-step linear inequality with a fractional coefficient This contains one example of solving an inequality as described in the title. math math emporium inequality solving sides times symbol result answer deposit left amendments lemons addition lesson equation From Tom Grant 11 plays 0
01:07 Writing a compound inequality given a graph on… Writing a compound inequality given a graph on the number line	Writing a compound inequality given a graph on the number line A quick demonstration of how to interpret a line graph of a compound inequality and write its algebraic form. math math emporium less than greater than open circle closed circle number line graph circle left share portions graphs overlap statements word parts variable inequality compound From Tom Grant 7 plays 0
01:45 Solving for a variable in terms of other… Solving for a variable in terms of other variables using multiplication or division: Advanced	Solving for a variable in terms of other variables using multiplication or division: Advanced An examplel of how to rearrange a formula to better suit its particular purpose. Often we need to do this because it is easier to rearrange it once instead of having to solve for a variable each… math math emporium literal equation solving times side multiplications answer equals mind variable lowercase letters snow bottom multiplication division additions y. left capital hand mole operations From Tom Grant 5 plays 0
02:36 Solving a linear equation with several… Solving a linear equation with several occurrences of the variable: Variables on both sides and distribution	Solving a linear equation with several occurrences of the variable: Variables on both sides and distribution A somewhat fancierversion of seveal solving equation versions that should help solidify the process in your mind. math math emporium distribute solving same operation to both sides -32 side answer numbers times factor term thirds bottom direction equals zeros variables idea left distribution matter thing title equation From Tom Grant 10 plays 0
02:36 Addition and subtraction with 3 integers Addition and subtraction with 3 integers	Addition and subtraction with 3 integers This describes how integers interact when combined, treating minus signs as a negative sign on the number and thinking that all of the integers are being added with negatives and postives working in… math math emporium addition subtraction integer negative positive loss answer positives negatives integers numbers thing foreignness left signs tracks From Tom Grant 10 plays 0
04:22 Solving a radical equation that simplifies to a… Solving a radical equation that simplifies to a linear equation:One radical, basic	Solving a radical equation that simplifies to a linear equation:One radical, basic Two examples that show different possible results from solving a radical equation. You must always check the answer to these. math math emporium radical equation root -13 sides 13th answer times solution side thing sort equations square result left minus expression things From Tom Grant 11 plays 0
01:50 Converting between radical form and exponent form Converting between radical form and exponent form	Converting between radical form and exponent form Shows how these forms are interrelated math math emporium radical fractional exponent root form exponent symbol parentheses calculator thirds power answer kirk pq powers button bottom square burden left versa vice alright From Tom Grant 6 plays 0
06:21 Solving a rational equation that simplifies to… Solving a rational equation that simplifies to linear: Like binomial denominators	Solving a rational equation that simplifies to linear: Like binomial denominators This has two examples so that you can learn to watch out for what looks like a solution but is not because it creates division by zero if you check the answer in the original equation. The other… math math emporium lcd invalid solution rational equation times answer sides equation solution denominator left term fractions equations calculator side linear numbers variables lemon accident alright direction zeros From Tom Grant 9 plays 0
01:43 Solving a rational equation that simplifies to… Solving a rational equation that simplifies to linear: Denominator x + a	Solving a rational equation that simplifies to linear: Denominator x + a Shows cross multipication of two single fractions set equat to each other to create a new equation that has no fractions and is then solvable by the typical methods. math math emporium cross multiplication linear equation rational equation fraction sides fractions side times variable answer fifths result equals switch left additions signs front form denominator linear equation From Tom Grant 14 plays 0
02:06 Multiplying a multivariate polynomial by a… Multiplying a multivariate polynomial by a monomial	Multiplying a multivariate polynomial by a monomial Demonstrates how to multiply a single term by an expression with more than one term but containied in parentheses. using distribution. math math emporium algebra distribution term times multiplies monomial answer exponent thing exponents rule zeta combinations expression left polynomial From Tom Grant 16 plays 0
02:43 Domain and range from the graph of a continuous… Domain and range from the graph of a continuous function	Domain and range from the graph of a continuous function Shows how to write the domain and range of a graph of an unbroken function with a starting point and an ending point. math math emporium algebra closed circle open circle interval notation domain range axis values end graph bracket point parenthesis circle bottom hand dot left pen output input pixels couple image From Tom Grant 187 plays 0