Search for tag: "linear"

17 Media

02:06 Graph a line given by first finding its x- and… Graph a line given by first finding its x- and y-intercepts	Graph a line given by first finding its x- and y-intercepts This video describes why the method for finding the intercepts works, then demonstrates finding the intercepts for an example equation and graphing its line. math math emporium graph linear x-intercept y-intercept axis times direction point equation grant equals method intercept variable thing intercepts From Tom Grant 16 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
02:29 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
01:48 Solving a two-step linear inequality: Problem… Solving a two-step linear inequality: Problem type 1	Solving a two-step linear inequality: Problem type 1 Shows one example of solving a iinear inequality in two steps. math math emporium inequality solving sides step mathematicians answer signs form times a3x minus x. fact attention equation rules linear From Tom Grant 9 plays 0
01:15 Writing a one-step expression for a real-world… Writing a one-step expression for a real-world situation	Writing a one-step expression for a real-world situation Some discussion of vocabulary combined with writing a simple expression from a verbal description. math math emporium expression equation linear dollars variables multiplications exponents description pocket total head subtraction addition division multiplication combination difference mother step From Tom Grant 7 plays 0
05:06 Solving a rational equation that simplifies to… Solving a rational equation that simplifies to quadratic: Proportional form, basic	Solving a rational equation that simplifies to quadratic: Proportional form, basic Single fractions set equal to each other forms a proportion. When presented with this, it can be "cross multiplied" to eliminate the fractions. The resulting equation has a term with the… math math emporium cross multiplication proportion quadratic equation equations side linear equation answers sides subtraction x. bottom times ratio form checks objects equals answer works thing numbers 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
02:23 Solving a rational equation that simplifies to… Solving a rational equation that simplifies to linear: Denominators a, x, or ax	Solving a rational equation that simplifies to linear: Denominators a, x, or ax Demonstrates multiplying each term in a rational equation by the least common denominator of all fractions so that the denominators can be eliminated and the resulting linear equation can then be… times equation sides fractions answer factors term denominator multiplication expression math math emporium rational equation linear equation From Tom Grant 17 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
02:40 Finding the roots of a quadratic equation of the… Finding the roots of a quadratic equation of the form ax^2 + bx = 0	Finding the roots of a quadratic equation of the form ax^2 + bx = 0 This type of equation is solved by factoring a GCF from both terms once the proper form is achieved. Then the zero product property allows the separation of the two factors into two solvable linear… math math emporium gcf quadratic equation linear zero product property times equals 3d sides side form rule property problem answers possibilities factor factorization monday factors notice root ax equation roots From Tom Grant 12 plays 0
03:00 Factoring a linear binomial Factoring a linear binomial	Factoring a linear binomial Shows how to factor the greatest common factor from a simple linear binomial math math emporium algebra factoring gcf linear binomial times factor numbers polynomial term b2 notice x. front distribution things opposite calculator thing fool word lot situation From Tom Grant 20 plays 0
05:42 Identifying solutions to a system of linear… Identifying solutions to a system of linear equations	Identifying solutions to a system of linear equations This demonstrates testing possible answers to a system of two equations to see whether they are truly answers or not. Note that each answer has to work for both equations, but if it doesn't… math math emporium algebra solution system of equations times ratio equations button mistake checks minus b. buttons synsets thing kind functions linear space track systems solutions spot From Tom Grant 14 plays 0
01:39 Finding intercepts of a nonlinear function given… Finding intercepts of a nonlinear function given its graph	Finding intercepts of a nonlinear function given its graph Just showiing how to locate and write down the x-intercepts and y-intecepts when looking at a graph math math emporium algebra x-intercept y=intercept graph intercepts axis direction points point coordinates comma boxes function linear cross From Tom Grant 17 plays 0
03:31 Table for a linear function Table for a linear function	Table for a linear function Describes how to find output values for a function given a list of iinput values and a table to complete a set of ordered pair values. Also mentions what function notation means and how to work with… math math emporium algebra function notation function input output ordered pair times pairs multiplication parentheses period growth values linear table gook gobbledy gain meanings answers alex boxes box notice history units From Tom Grant 9 plays 0
02:24 Finding x- and y-intercepts of a line given the… Finding x- and y-intercepts of a line given the equation: Basic	Finding x- and y-intercepts of a line given the equation: Basic Shows how to substitute zero for y to find the x-intercept and zero for x to find the y-intercept. math math emporium algebra x-intercept y-intercept equation linear times axis point intercepts sides equals y. thing computer exit alex points reasons directions coordinate From Tom Grant 16 plays 0
01:58 Finding x- and y-intercepts given the graph of a… Finding x- and y-intercepts given the graph of a line on a grid	Finding x- and y-intercepts given the graph of a line on a grid Finding the points where a particular graph crosses each axis on the x-y coordinate plane. math math emporium algebra y-intercept x-intercept points graph linear axis point b. coordinates intercepts aleks studies reason pen adjust From Tom Grant 18 plays 0