Parents & Students | Secondary Math 3
Parents, if you would like to assist your students with their math homework, click on the section that they are currently covering in class and you will find example problems with step-by-step instructions and solutions. Learnzillion videos have also been linked to the standards.
Lessons and Learnzillion Video Links
Polynomials
A.APR.1: Perform Arithmetic Operations on Polynomials Lesson
Learnzillion Operations on Polynomials with Unlike Terms (Video)
Learnzillion Multiplying Polynomials and Closure (Video)
Learnzillion Multiplying Polynomials using an Area Model (Video)
Learnzillion Multiplying Polynomials using the Vertical Method (Video)
Learnzillion Multiplying Polynomials using the Distribution Method (Video)
A.APR.2, A.APR.3, F.IF.7c, N.CN.9: Understand the relationship between zeros and factors of polynomials Lesson
Learnzillion Using the Remainder Theorem (Video)
Learnzillion Sketching Polynomial Functions Using the Zeros (Video)
Learnzillion Graphing a Polynomial by Factoring to Find the Zeros (Video)
Learnzillion Determining End Behavior (Video)
Learnzillion Determining End Behavior Using the Degree of the Polynomial (Video)
A.APR.4, A.APR.5, N.CN.8: Polynomial Identities Lesson
Learnzillion Prove the Algebraic Squares Proof Algebraically (Video)
Learnzillion Prove Algebraic Cubes Using an Algebraic Model (Video)
Learnzillion The Relationship between Two Consecutive Cubes (Video)
Learnzillion Generate Pythagorean Triples Using an Identity (Video)
Series
A.SSE.4 Deriving and using the sum of a geometric series Lesson
Rational and Radical Expressions and Equations
A.APR.6 and A.APR.7: Rewrite rational expressions Lesson
Learnzillion Rewriting a Rational Expression by Inspection (video)
Learnzillion Rewriting a Rational Expression Applying Rules of Fractions (video)
Learnzillion Rewriting a Rational Expression Using Long Division (video)
Learnzillion Rewriting a Rational Expression with Missing Terms (video)
Learnzillion Multiplying Rational Expressions (video)
Learnzillion Dividing Rational Expressions (video)
Learnzillion Finding Common Denominators of Rational Expressions (video)
Learnzillion Adding Rational Expressions with Different Denominators (video)
Learnzillion Subtracting Rational Expressions (video)
A.REI.2: Solve simple rational and radical equations in one variable Lesson
Learnzillion Solving a Rational Equation (video)
Learnzillion Finding Extraneous Solutions in a Rational Equation (video)
Learnzillion Solving Radical Equations (video)
Learnzillion Solving Radical Equations with an Extraneous Solution (video)
Graphing Functions
F.IF.7b,e and F.BF.3: Graphing functions and transformations of functions Lesson
Learnzillion Graphing Absolute Value Functions (video)
Learnzillion Graphing Cube Root Functions (video)
Learnzillion Graphing Step Functions (video)
Learnzillion Graphing Square Root Functions (video)
Learnzillion Graphing Piecewise-Defined Functions (video)
Learnzillion Graphing Exponential Growth Functions (video)
Learnzillion Graphing Exponential Decay Functions (video)
Learnzillion Finding Domain and Range of a Function (video)
Learnzillion Vertically translate quadratic equations (video)
Learnzillion Horizontally translate quadratic equations (video)
Learnzillion Understand vertical scaling of quadratic equations (video)
Learnzillion Understand horizontal scaling of quadratic equations (video)
Learnzillion Application of quadratic function transformations (video)
Learnzillion Distinguish between even and odd functions (video)
F.IF.7d: Graphing rational functions Lesson
Learnzillion Identifying Holes in a Function (video)
Learnzillion Identifying Vertical Asymptotes (video)
Learnzillion Determining the Domain of a Rational Function (video)
F.IF.4 and F.IF.5: Key features of graphs Lesson
Learnzillion Find axis of symmetry and vertex (video)
F.IF.9: Comparing properties of functions Lesson
F.IF.6: Average rate of change Lesson
A.REI.11: Solving systems of equations graphically Lesson
Learnzillion Find the x-coordinate of an intersection by making a table (video)
Learnzillion Find the x-coordinate of an intersection by graphing the equations (video)
Learnzillion Find two solutions for two equations (video)
Learnzillion Find solutions to a system with two solutions (video)
Solving Equations and Inequalities
A.CED.1, A.CED.3, A.SSE.2:Writing and solving equations and inequalities in one variable Lesson
Learnzillion Writing and Solving a Quadratic Equation (video)
Learnzillion Creating and Solving Quadratic Inequalities (video)
Learnzillion Writing and Solving a Quadratic Inequality (video)
Learnzillion Write and Solve Simple Rational Equations (video)
Learnzillion Writing and Solving Exponential Equations (video)
Learnzillion Solving Literal Equations for a Specified Variable (video)
Learnzillion Rearrange Geometric Formulas (video)
A.CED.2 and A.CED.3: Writing and solving equations in two variables Lesson
Learnzillion Create an equation for a simple rational function by looking at a graph and a table of values (video)
Learnzillion Model rational functions using tables (video)
Learnzillion Write quadratic equations based on story problems (video)
Learnzillion Write and graph a quadratic function by examining a real-life scenario (video)
Learnzillion Write exponential equations based on story problems (video)
Learnzillion Write and graph an exponential function by examining a real-life scenario (video)
Building Functions
F.BF.1, F.BF.1b: Combining functions using arithmetic operations Lessons
Learnzillion Combining functions by adding and subtracting (video)
Learnzillion Combining functions by dividing (video)
Learnzillion Creating new functions from the graphs of two functions (video)
Learnzillion Applications of combining functions (video)
F.BF.4, F.BF.4b,c,d: Inverse functions Lesson
Logarithms
F.LE.4 and F.BF.5: Logarithms Lesson
Learnzillion Graphing Logarithmic Functions (video)
Learnzillion Evaluate logarithms using exponentials (video)
Learnzillion Solve a real-life exponential equation of base e using the natural logarithm (video)
Learnzillion Use an exponential formula to solve a population problem (video)
Learnzillion Solve an equation when the variable is in the exponent: base e (video)
Learnzillion Solve a real-life exponential equation of base e using the natural logarithm (video)
Learnzillion Solve an equation when the variable is in the exponent: base 10 (video)
Learnzillion Solve an exponential equation of base 2 (video)
Learnzillion Solve an exponential word problem of base 2 (video)
Trigonometry
G.SRT.9 Area of Triangles Lesson
G.SRT.10, 11 Law of Sines and Cosines Lesson
L earnzillion Solve non-right triangles using the law of sines (video)
Learnzillion Sovle non-right triangles using the law of cosines (video)
F.TF.1, 3 Unit Circle Lesson
Learnzillion Understand radians in terms of the properties of circles (video)
Learnzillion Measure radians in fractions of 2π (video)
Learnzillion Learn the properties of the unit circle in terms of radians (video)
Learnzillion Convert between radians and degrees (video)
Learnzillion Convert between radians and degree (video)
Learnzillion Graph f(x) = sinx and g(x) = cosx using the unit circle (video)
Learnzillion Determine the signs of trigonometric functions by identifying coordinate signs
F.TF.2 and 5 Modeling with Trig Functions Lesson
Learnzillion Graph sinusoidal functions by plotting points (video)
Learnzillion Stretch sinusoidal functions horizontally and vertically (video)
Learnzillion Transform sinusoidal functions by shifting their graphs horizontally and vertically (video)
Learnzillion Model periodic phenomena using trigonometric functions (video)
F.TF.4 Symmetry and Periodicity Lesson
Honors F.TF.6, F.TF.7 Inverse Trig Functions Lesson
T.TF.9 Trigonometric Functions
Honors
N.CN.3, N.CN.4, N.CN.5, and N.CN.6 Complex numbers
N.CN.10 Complex Numbers
F.IF.7f Parametric Equations
Geometry
G.GMD.4 2D and 3D objects Lesson
Visualize cross-sections of cones (Learnzillion Video)
Visualize cross-sections of pyramids (Learnzillion Video)
Visualize cross-sections of cylinders (Learnzillion Video)
Visualize cross-sections of prisms (Learnzillion Video)
Predict 3D results of rotating simple figures (Learnzillion Video)
G.GMD.2 2D and 3D relationship Honors
G.MG.1, 2, and 3 Modeling with Geometry Lesson
Statistics
Learnzillion Distinguish Between population and sample (Video)
Learnzillion Take a Random Sample (Video)
Learnzillion Take a Systematic Sample (Video)
Learnzillion Take a Stratified Sample (Video)
Learnzillion Take a Convenience Sample (Video)
Learnzillion Take a Voluntary Sample (Video)
Learnzillion Choose a Sampling Method Given a Situation (Video)
Learnzillion Determine Population and Parameter from a Statistical Question (Video)
Learnzillion Obtain a random sample through simulation (Video)
Learnzillion Reduce variation by increasing sample size (Video)
S.IC.3 and 6 Surveys, Experiments, Observational Studies and Evaluation of Reports Lesson
Learnzillion Conduct a survey and choose a sampling method (Video)
Learnzillion Develop and conduct a statistical experiment (Video)
Learnzillion Develop and conduct an observational study (Video)
Learnzillion Select a type of study (Video)
Learnzillion Distinguish between observational studies, surveys, and experiments (Video)
Learnzillion Determine whether an investigation uses a simple random sample or a systematic sample (Video)
Learnzillion Determine the difference between a cluster sample and a stratified sample (Video)
Learnzillion Understand sources and types of bias
Learnzillion Distinguish between descriptive and inferential statistics (Video)
Learnzillion Distinguish between different types of survey research (Video)
Learnzillion Generate survey data through simulations (Video)
Learnzillion Use comparative box plots to compare data sets (Video)
Learnzillion Interpret margins of error (Video)
Learnzillion Construct and interpret a confidence interval (Video)
S.ID.4 Normal Distribution Lesson
Learnzillion Identify situations that fit to normal distributions (Video)
Learnzillion Estimate population percentages by applying the Empirical Rule (Video)
Learnzillion Find population percentages by extending the Empirical Rule (Video)
Learnzillion Find z-scores (Video)
Learnzillion Find population percentages using z-scores and tables (Video)
Learnzillion Find population percentages using technology (Video)
Learnzillion Check whether normal model is appropriate for a data set (Video)
Learnzillion Apply the Empirical Rule to determine whether a distribution is normal (Video)
Learnzillion Model a data set with a normal probability distribution (Video)
Learnzillion Predict intervals and population percentages using the Empirical Rule (Video)
Learnzillion Predict population percentages using a graphing calculator (Video)
Learnzillion Solve problems around normal distributions using a graphing calculator (Video)
S.IC.4 Margin of Error Lesson
Learnzillion Determine likelihood that a hypothesis is reasonable (Video)
Learnzillion Approximating a sampling distribution from a simulation (Video)
Learnzillion Decrease the size of a confidence interval (Video)
S.CP.9 Honors Understand the rules of probability to compute probability of compound events in a uniform probability model