Fall Final Study Guide

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Algebra 2 Fall Final Exam Review

Test Structure:

 Part 1: Knowledge – vocabulary, theorems, etc. – no notes

 Part 2: Application – notes and books may be used

Chapter 1: Expressions, Equations, and Inequalities

Vocabulary: algebraic expression variable term coefficient constant like terms literal equation compound inequality absolute value

Be able to…

 Express a pattern using an algebraic expression

Classify numbers as real numbers, whole numbers, integers, rational numbers, irrational numbers

Know the following properties of real numbers: o commutative property of addition and multiplication o associative property of addition and multiplication o identity property of addition and multiplication o inverse property of addition and multiplication o distributive property

Evaluate an algebraic expression

Simplify an algebraic expression

Solve one-step and multi-step equations, including those with no or infinite solutions

 Solve a literal equation for a variable in terms of another variable

Write, solve and graph inequalities and compound inequalities on a number line, including those with no solutions or all real numbers as solutions

 Solve absolute value equations and inequalities and check for extraneous solutions

Chapter 2: Functions, Equations, and Graphs

Vocabulary: domain range function independent variable dependent variable direct variation constant of variation slope linear function y-intercept x-intercept slope-intercept form correlation absolute value function axis of symmetry vertex linear inequality boundary

Be able to…

 Represent relations using ordered pairs, mapping diagrams, tables, and graphs

Identify functions

 Write and evaluate a function using function notation

 identify direct variation from tables and equations

Write, solve, and graph direct variations

Calculate slope and identify zero and undefined slopes.

Write, graph, and solve linear equations in slope-intercept form, point-slope form, and standard form

Identify and write equations for parallel and perpendicular lines using slope

 Create a scatter plot, use linear regression to determine a line of best fit, and use that line to make predictions

 Apply transformations (translations, reflections, stretches and/or compressions) to functions and write the equation of the transformed function

 Graph absolute value functions as transformations of the parent function f(x) = |x|

 Graph linear inequalities and absolute value inequalities

Chapter 3: Linear Systems

Vocabulary: system of equations inconsistent system consistent system independent system dependent system constraint feasible region objective function

Be able to…

Write and graph systems of linear equations and linear inequalities

 Classify systems of linear equations by the number of solutions

Solve systems of linear equations using substitution, elimination, and equivalent systems

Solve systems of linear inequalities by graphing

Use linear programming to find a minimum or maximum value given a set of constraints

Solve systems in three variables using substitution, elimination, and equivalent systems

Solve systems of equations using a matrix

Chapter 4: Quadratic Functions and Equations

Vocabulary: parabola vertex form axis of symmetry minimum/maximum value standard form perfect square trinomial difference of two squares

Zero-Product Property

Quadratic Formula discriminant imaginary unit (i)

Be able to…

Graph quadratic functions as transformations of the parent function f(x) = x 2

Given a quadratic function in vertex form, identify the vertex, axis of symmetry, maximum or minimum value, domain, and range

 Write a quadratic equation in vertex form

 Given a quadratic equation in standard form, identify the vertex using a calculator or algebraically

 Graph quadratic functions in standard form

 Convert standard form to vertex form or the opposite

 Write an equation for a parabola algebraically or using quadratic regression

 Find common and binomial factors of quadratic equations, identifying special quadratic expressions when appropriate

 Solve quadratic equations by graphing or by factoring

Rewrite and solve quadratic equations by completing the square

Solve quadratic equations, including complex number solutions, using the Quadratic Formula

Use the discriminant to determine the number of solutions for a quadratic equation

Simplify numbers using i and perform operations on complex numbers

Solve and graph systems of linear and quadratic equations and systems of quadratic inequalities

Chapter 5: Polynomials and Polynomial Functions

Vocabulary: monomial degree of a monomial polynomial degree of a polynomial standard form of a polynomial turning point end behavior factor theorem multiplicity relative maximum/minimum sum or difference of cubes

Be able to…

 Classify polynomials according to degree and number of terms

 Graph polynomial functions and describe end behavior and number of turning points

 Write a polynomial in factored form

 Find the roots (both real number and complex number) of a polynomial function

 Write a polynomial function from its zeros

 Solve polynomial equations by factoring or graphing

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