# MathematicsWizard ™ # ElementaryAlgebra Test Prep

## Chapter Test Prep problems, by Angel & Runde

This video series is entitled, "Elementary Algebra Test Prep," which provides chapter Test Prep problems, by Angel & Runde. The series presents 243 individual examples organized over 10 chapters and span the subject of Algebra 1. These videos have a total playtime duration of 6 hrs 01 min 35 sec.

These tutor videos address all major topics of the textbook in the proper order. Although these video exorcises were designed specifically for this textbook, they apply equally well to any algebra textbook. This is a fantastic resource for anyone studying algebra or seeking a well organized, systematic and all encompasing quick review, using any Algebra textbook. Note that each video clip is very short about 1 minute and covers one example each. If you don't find the particular math problem you're looking for, try other video sets here. Remember my advice? Jump to Chapter: one, two, three, four, five, six, seven, eight, nine, or ten.

## Algebra 1: ElementaryAlgebra Test PrepChapter 1: RealNumbers

E Example titles for Ch 1: Real Numbers Time 1 Word problem, real numbers 2:25

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## Algebra 1: ElementaryAlgebra Test PrepChapter 2: Solving Linear Equations & Inequalities

E Example titles for Ch 2: Solving Linear Equations & Inequalities Time Note 1 distributive property in multiplication, parentheses 0:43 2.1 Combining Like Terms 2 distributing negative one, negative multiplication 0:59 3 simplify and collect like terms 0:34 2.2 The Addition Property of Equality 4 simplify and collect like terms, commutative property 0:48 5 simplify and combine like terms 0:38 2.3 The Multiplication Property of Equality 6 combine like terms 0:39 7 order of operations 1:15 8 solve for x in a linear equation, long division 2:07 2.4 Solving Linear Equations with a Variable on Only One Side of the Equation 9 solve for x in a linear equation, distributive property 3:19 2.5 Solving Linear Equations with the Variable on Both Sides of the Equation 10 solve for x, linear equation, distributive 1:13 11 solve for x in a linear equation, recognizing when there is no solution, no intersection 0:55 never true, not true for all x 12 solve for x in a linear equation, true for all x, when x = all real numbers, not "no solution", rather an infinite number of solutions 0:59 13 solve for x, in a multivariable linear equation 1:10 14 solve for x, in a multivariable linear equation 1:03 2.6 Formulas 15 solve for x, in linear equation, fractions, recognizing when x = 0 2:25 1) clear parentheses first, 2) clear fractions 16 solve for x, linear equation, fractions 0:34 17 exactly one solution --> conditional solution, no solution --> contradiction no intersection, solution x = all real values --> Identity 0:54 18 solve and graph an inequality 1:30 2.8 Inequalities in One Variable 19 solve and graph an inequality 1:27 20 solve and graph an inequality when no solution 1:02 21 solve for x, always true, x = any real number, infinite number of solutions 1:18 22 proportions, similar triangles 1:14 2.7 Ratios and Proportions 23 principle & interest, I=prt 1:24 24 Circumference of a circle equals 2*Pi*r 1:24 25 rate problem, r*t = d, travel, speed = rate, distance, time 1:48 Total Time of videos in this Chapter = 31:22

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## Algebra 1: ElementaryAlgebra Test PrepChapter 3: Applications of Algebra

E Example titles for Ch 3: Applications of Algebra Time Note 1 story problem, word problem, money 1:07 3.1 Changing Application Problems into Equations 2 story problem 0:43 3.2 Solving Application Problems 3 story problem, interest change, cost, price 0:22 4 story problem, interest change, cost, price 1:09 5 story problem, word problem, problem formulation 1:25 simple translation 6 story problem, word problem, problem formulation 0:36 simple translation 7 story problem, riddle problem, problem formulation 1:20 simple translation 8 story problem, word problem, problem formulation 0:47 simple translation 9 story problem, word problem, problem formulation, percent, ratio, proportion 1:36 simple translation 10 story problem, word problem, problem formulation 2:02 solve 11 consecutive odd numbers, integers 2:27 12 word problem, problem formulation, "the word is" 1:49 3.4 Motion, Money, and Mixture Problems 13 percent solution problem, mixing acid solutions 2:05 14 percent solution problem, mixing salt solutions 2:04 15 mixing candy bags for price, mixing problem 3:09 16 multiple rate problem, r1*t1=d1, r2*t2=d2, When does r1=r2?, or t1=t2?, or when does d1=d2? 1:36 multiple rates problem 17 when does d1 + d2= given constant total distance? 3:13 note: t1=t2 18 word problem, geometry refresher, Isosceles Trapezoid, symmetry problem, story problem. Note: in Euclidean space, every triangle has 180 degrees & every trapezoid has 360 degrees 2:33 3.3 Geometric Problems Total Time of videos in this Chapter = 30:03

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## Algebra 1: ElementaryAlgebra Test PrepChapter 4: Exponents and Polynomials

E Example titles for Ch 4: Exponents and Polynomials Time Note 1 exponent product rule 0:47 4.1 Exponents 2 simplify expression with exponents inside and outside of parentheses 0:50 3 simplify rational expressions involving exponents, exponent quotient rule 0:38 4 rational expressions, with exponents, parentheses and order of operations 1:12 5 simplify expression with negative exponents, parentheses 0:54 4.2 Negative Exponents 6 zero exponents and order of operations 0:39 7 simplify multivariable exponential rational expressions 1:20 8 scientific notation 2:10 4.3 Scientific Notation 9 using scientific notation to simplify expressions 1:34 10 polynomials include singular nomials AKA monomial, but does not include 4x-1 1:24 11 polynomials, binomials like 4x + 5 1:02 12 polynomials dont include negative exponents of the highest degree (convention) 0:25 13 descending order, degree of each term of a polynomial 0:52 14 simplify sum of polynomials 1:00 4.4 Addition and Subtraction of Polynomials 15 subtracting polynomials 0:53 16 subtracting polynomials 0:46 17 multiply a monomial times a binomial polynomial 0:29 4.5 Multiplication of Polynomials 18 FOIL, multiplying polynomials 0:57 19 FOIL, multiplying polynomials, binomial times a binomial 0:54 20 multiply a binomial times a trinomial polynomial 1:39 21 divide a polynomial 0:53 4.6 Division of Polynomials 22 divide a trinomial polynomial by a monomial 1:10 23 polynomial division, divide a trinomial by a binomial 1:57 24 long division of polynomials 2:05 25 compare half-lifes, dividing monomials with exponents 2:24 Total Time of videos in this Chapter = 28:54

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## Algebra 1: ElementaryAlgebra Test PrepChapter 5: Factoring

E Example titles for Ch 5: Factoring Time Note 1 What's the difference between: Greatest common factor (GCF), Lowest common denominator (LCD), and Lowest Common Multiple (LCM) 1:55 2 Identify the GCF given various expressions 1:26 3 factor binomial like 5x2y3 - 15x5y2 1:55 5.1 Factoring a Monomial from a Polynomial 4 factoring trinomials 1:25 5 factor by grouping 1:29 5.2 Factoring by Grouping 6 factor by grouping, good example 1:51 7 factor a trinomial using FOIL into a pair of binomials 1:57 5.3 Factoring Trinomials of the Form ax2 + bx + c, when a = 1 8 factor a trinomial using FOIL into binomial factors 3:30 AKA "trial and error" 9 factor trinomial first by common factor then FOIL 0:58 5.4 Factoring Trinomials of the Form ax2 + bx + c, a ∋ 1 10 factor trinomial first by common factor then FOIL 1:38 11 factor multivariable trinomial by FOIL 2:28 12 factor a Difference of Squares by "Similar Results" 1:21 5.5 Special Factoring Formulas and a General Review of Factoring 13 factor a Difference of Cubes by "Similar Results" 1:21 remember to plug back in & test 14 solve an equation by factoring to find zeros 1:07 15 solve an equation by factoring to find zeros 0:37 16 solve by factoring a Difference of Cubes to find zeros 1:11 17 solve by factoring trinomial with FOIL to find zeros 1:00 5.6 Solving Quadratic Equations Using Factoring 18 solve trinomial by factoring with FOIL to find zeros 0:52 19 solve by setting equal to zero and factoring with FOIL to find zeros 1:24 remember to test results 20 solving right triangles with Pythagorean Theorem, Difference of Squares, and discarding non-physical solutions 2:09 5.7 Applications of Quadratic Equations 21 solving right triangle with Pythagorean Theorem, complicated example, discarding non-physical results, and making sure you answer the actual question 4:20 22 mystery integers problem, word problem, story problem, solution by factoring, finding zeros 4:39 23 mystery integers problem, word problem, story problem, solution by factoring, finding zeros 1:25 24 word problem, story problem, problem formulation, solution by factoring, finding zeros, discarding non-physical solutions 1:56 25 given formula, apply correctly to solve, discarding non-physical solutions 0:57 Total Time of videos in this Chapter = 44:51

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## Algebra 1: ElementaryAlgebra Test PrepChapter 6: Rational Expressions and Equations

E Example titles for Ch 6: Rational Expressions and Equations Time Note 1 simplify rational expressions, divide out common factors 0:48 6.1 Simplifying Rational Expressions 2 simplify rational expressions, divide out common factors 0:47 3 simplify rational expressions with exponents 1:36 4 simplify rational unfactored expressions, factor, divide out common factors 1:22 5 [unavailable] 0:00 6 multiplication of rational expressions, factor, divide out common factors 1:34 6.2 Multiplication and Division of Rational Expressions 7 Division of rational expressions, factor, divide out common factors 1:33 8 Division of rational expressions, factor, divide out common factors 1:26 9 Division of rational expressions, factor, divide out common factors 1:53 10 adding rational expressions, Least Common Denominator 1:04 6.3 Addition and Subtraction of Rational Expressions with a Common Denominator and Finding the Least Common Denominator 11 subtract rational expressions, Least Common Denominator 1:09 6.4 Addition and Subtraction of Rational Expressions 12 subtract rational expressions, Least Common Denominator 1:32 13 subtract rational expressions, Least Common Denominator 2:01 14 subtract rational expressions, Least Common Denominator 4:22 15 simplify complicated fraction, eliminate simpler fractions from numerator and denominator 1:34 6.5 Complex Fractions 16 simplify complicated fraction, eliminate simpler fractions from numerator and denominator 1:30 17 simplify complicated fraction, eliminate simpler fractions from numerator and denominator 1:19 18 [unavailable] 0:00 19 [unavailable] 0:00 20 solve equation with rational expressions, Least Common Denominator, factor, common factor to add fractions, divide out common factors, simplify, convert to linear equation, set to zero, factor, find zeros 3:36 6.6 Solving Rational Equations 21 story problem, word problem, r × t = d, translate problem, formulate problem, rate problem, When does r1=r2?, or t1=t2?, or when does d1 = d2? 2:39 6.7 Rational Equations: Applications and Problem Solving; farming 22 mystery number problem, word problem, story problem, translate problem, formulate problem, solve 2:36 6.8 Variation 23 story problem, word problem, triangle problem, translate problem, formulate, solve, discard non-physical solutions 2:44 triangles 24 story problem, word problem, r × t = d, translate problem, problem formulation, rate problem 4:05 exorcise 25 story problem, word problem, formula, wavelength 2:18 Total Time of videos in this Chapter = 43:28

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## Algebra 1: ElementaryAlgebra Test PrepChapter 7: Graphing Linear Equations

E Example titles for Ch 7: Graphing Linear Equations Time Note 1 What is a Graph? 0:17 7.1 The Cartesian Coordinate System and Linear Equations in Two Variables 2 Cartesian coordinate system 0:32 3 standard form of a linear equation (of a line in 2D), point-slope form of equation of a line (2D), point-slope formula 0:38 7.2 Graphing Linear Equations 4 determine what point satisfies an equation of a line, i.e. test each of the possible given solutions 2:27 5 find slope of a line intersecting two given points 0:58 7.3 Slope of a Line 6 find slope and y-intercept of an equation of a line, given standard form 1:22 7.4 Slope-Intercept and Point-Slope Forms of a Linear Equation 7 given slope, and y-intercept, determine the equation of a line through that point with that slope 0:30 8 Graph the line given by the equation x = - 4; What values of y allow for x to equal -4 ? 0:21 7.5 Graphing Linear Inequalities 9 Graph the line given by the equation y = 2 0:21 10 Graph y=3x-2, by freehand diagram 1:56 11 solve for y given a standard form equation of a line (2D), t-chart, test value chart 2:35 12 Graph the line 3x+5y=15, using x & y-intercepts, test chart 1:49 13 given a point and a slope, find an equation 0:55 Using the "point-slope formula" 14 find equation of line passing thru 2 given points, find slope, find equation 2:35 15 given 2 equations of lines, determine if parallel or perpendicular? 1:00 16 Graph line given slope and intercepts 1:14 17 Graph line using slope intercept form 1:54 18 Define what is a function 0:12 7.6 Functions 19 Determine if a set of ordered pairs is a function. Identify the Domain and Range. 0:53 rare, but important 20 Given a graph, determine it represents a function using vertical line test 1:05 21 Evaluate a function for a particular given value. 1:30 22 Given a function, graph using test values 2:05 23 Graph a given linear inequality 2:11 24 Graph a given linear inequality 2:07 25 Graph given formula of income as function of sales 2:48 Total Time of videos in this Chapter = 34:15

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## Algebra 1: ElementaryAlgebra Test PrepChapter 8: Systems of Linear Equations

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## Algebra 1: ElementaryAlgebra Test PrepChapter 9: Roots and Radicals

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