Chapter 1 Learning Goals

 

[1.1]    Real Numbers

q       Know the types of numbers:  Whole, Integer, Rational, Irrational, Real

q       Be able to graph any type of number on a number line, including square roots and fractions, without having to use a calculator

q       Know the commutative, associative, inverse, and distributive properties.  Know when they do or do not apply to operations.  For example, does the commutative property work with both multiplication and division?

q       Be able to convert units and know what units an answer will have after canceling

q       Practice reading word problems slowly and carefully, drawing pictures to help you understand, and solving small parts of the problems as you read through them.

 

[1.2]    Algebraic Expressions and Models

q       Be able to simplify expressions (distributing and combining like terms)

q       Be able to evaluate expressions using the correct order of operations (PEMDAS)

q       Know the difference between  and , where n is a whole number

q       Be able to solve applied problems, such as problems 53-67

q       Know the area and perimeter formulas for squares, rectangles, triangles, and circles.  You need them to do problems like 53-55.

 

[1.3]    Solving Linear Equations

q       Be able to solve all types of equations from basic to fraction busters

q       Be able solve equations by graphing them on a calculator and finding their intersection.

q       When you solve an equation, know the two special cases for:  No answer and All Real Numbers.  Graphically, it has to do with parallel lines and lines that are the same exact line.  Algebraically, you get either an untrue statement like 2 = 5 when trying to solve or you get a statement that is always true such as 4 = 4.

q       Be able to solve applied problems, such as 41-50

 

[1.4]    Rewriting Equations and Formulas

q       Be able to solve formulas for any variable in the formula

 

[1.5]    Problem Solving Using Algebraic Models

q       Given a word problem, be able to write a verbal model

q       Given a word problem, be able to write an algebraic model

q       Given a word problem, be able to solve it using algebra or any other strategy that helps you.

q       Be familiar with  problems.  They come up a lot.

 

[1.6]    Solving Linear Inequalities

q       Know how to solve and graph simple inequalities.

q       Know how to solve and graph compound (double-sided) inequalities.

q       Know when you need to “turn around” an inequality when solving.

q       Know the difference between open and closed circles.

 

[1.7]    Solving Absolute Value Equations and Inequalities

q       Know how to solve absolute value equations.  There are usually two answers.

q       Know how to solve and graph absolute value inequalities with < or £

q       Know how to solve and graph absolute value inequalities with > or ³

q       Know how to write an absolute value inequality from a verbal description (word problem)

 

Chapter 2 Learning Goals

 

[Notes]Graphing Calculators

q       Know how to enter absolute value on your calculator.  Ex:  y = | x + 2 |

q       Know how to use the TblSet and Table features to generate an xy-table for you.

q       Know how to enter equations correctly using parentheses.  Ex: 

[2.1]    Functions and Their Graphs

q       Know what a relation is and be familiar with how to represent them using a graph, a mapping,
an xy-table, or an equation.

q       Know what a function is.  It’s a relation where …

q       Given a graph, be able to tell whether the graph is a function or non-function. (vertical line test)

q       Given a table of values, be able to tell whether the graph is a function or non-function.

q       Given an equation, be able to tell whether the graph is a function or non-function.

q       Be able to evaluate functions written in f(x) notation.

q       Be able to graph functions by hand and by calculator.

q       Identify the domain and range of a graph.

q       Identify the domain and range of an equation.

 

[2.2]    Slope

q       Given a graph (or only two points), know how to find slope.

q       Know the difference between positive slope and negative slope on a graph.

q       Know how the slopes of parallel lines are related.

q       Know how the slopes of perpendicular lines are related.

q       Know the special slopes for vertical and horizontal lines.

 

[2.3]    Linear Equations

q       Be able to use the slope-intercept form for lines:  y = mx + b

q       Know the equations for vertical and horizontal lines.

 

[2.4]    Linear Equations

q       Be able to use the point-slope form for lines:  y – y­1 = m(x – x1)

q       Given either two points or a slope and a point, be able to write an equation for the line.

q       Find linear equations parallel or perpendicular to a given line or pair of points (ex: [2.4] 25-28)

q       Given any graph of a line, be able to write an equation for the line.

q       Given a linear equation in any form, be able to graph it.

q       Given a linear equation in any form, be able to find the x and y intercepts.

 

[2.5]    Lines of Best Fit

q       Know the difference between strong, weak, and no correlation.

q       Know the difference between positive and negative correlation.

q       Know how to enter a data table into the Stat Lists in a graphing calculator.

q       Know how to plot the same data (as above) by hand.

q       Know how to use the Linear Regression tool to find a line of best fit on a graphing calculator.

q       Know how to find a line of best fit by hand.  (Draw a line, pick two points, find the equation.)

q       Know how to use your equation to make predictions beyond the data table.

 

[2.6]    Linear Inequalities

q       Given a point and a linear inequality, determine whether the point is a solution.

q       Given a linear inequality equation, be able to graph solid or dotted and use a test point to find out which side to shade.

 

[2.7]    Piecewise Functions

q       Given a piecewise equation, be able to evaluate f(x) points and graph it.

q       Given a piecewise graph, be able to write its equation.

q       Be familiar with the ceiling function, rounding function, and greatest integer function

q       Given a description of a piecewise function (word problem) be able to write an equation for it and graph it.

 

[2.8]    Absolute Value Functions

q       Given any function in the form know what the values a, h, and k do to the graph.

q       Given an absolute value equation, be able to graph it quickly without using tables.

q       Given the graph of an absolute value function, be able to write its equation.

 

Chapter 3 Learning Goals

 

[3.1]    Solving Linear Systems by Graphing

q       Determine whether a given point is a solution to a system.

q       Know the cases of infinite solutions, no solution, and one solution.

q       Know how to solve a system of two equations by graphing the equations by hand.

q       Know how to solve a system of two equations by using the intersection tool on a graphing calculator.

 

[3.2]    Solving Linear Systems Algebraically

q       Know how to solve a system of two equations by substitution.

q       Know how to solve a system of two equations by the linear combination method (addition method).

 

[3.3]    Graphing and Solving Systems of Linear Inequalities

q       Know how to graph a system of inequalities.

q       Know what a “solution” of a system of inequalities means.  It’s ONE of the shaded (“true”) areas.

q       Know when to use a dotted vs solid line.

q       Know how to use test points to determine which side of each line to shade.

 

[3.4]    Linear Programming

q       Skip

 

[3.5]    Graphing in 3D

q       Know how to draw a set of 3D axes and plot a 3D point.

q       Know how to make a 3D point into a box (with one corner at the point and the other at the origin).

q       Know how to find the intercepts of a plane and graph a triangular cross section of it.

q       Know how to find the volume and surface area for rectangular solids.

 

[3.6]    Solving Linear Systems in Three Variables

q       Determine whether a given point is a solution to a system.

q       Know the cases of infinite solutions, no solution, and one solution.

q       Know how to solve a system of three equations by substitution.

q       Know how to solve a system of three equations by the linear combination method (addition method).

 

 

 

 

Chapter 4 Learning Goals

 

[4.1]    Matrix Operations

q       Know how to write the size of a matrix

q       Know how to add and subtract matrices

q       Know when you can or can’t add/subtract matrices

q       Know how to multiply a matrix by a scalar

q       Know when two matrices are equal (same).

 

[4.2]    Multiplying Matrices

q       Know how to multiply matrices by hand

q       Know when you can or can’t multiply matrices

q       Know that the order of multiplication matters.  A*B isn’t the same as B*A.

 

[4.3]    Determinants and Cramer’s Rule

q       Know how to find the determinant of a 2x2 matrix by hand

q       You can ignore everything else in this section

 

[4.4]    Identity and Inverse Matrices

q       Know what the Identity matrix is and show examples of different sizes.

q       Know how to find the inverse of a 2x2 matrix by hand.

q       Know when an inverse doesn’t exist

q       Solve 2x2 matrix equations by hand

 

[4.5]    Solving Systems Using Inverse Matrices

q       Know how to write a system of equations in matrix form

q       Know how to solve a system of equations using matrix inverses

 

Graphing Calculator Skills

q       Know how to enter/edit a matrix

q       Know how to add, subtract, and multiply matrices

q       Know how to find the determinant of a matrix

q       Know how to find the inverse of a matrix

q       Know how to solve 3x3 or 4x4 systems of equations using matrices

 

 

 

Chapter 5 Learning Goals

 

[5.1]    Graphing Quadratic Functions

q       Be able to find the line of symmetry and vertex of a parabola written in standard form

q       Know how to graph a parabola written in standard form by finding/plotting the vertex and several points on each side.

q       Know how to graph a parabola written in vertex form.

 

[5.2]    Solving Quadratic Equations by Factoring

q       Know how to factor these trinomials

o        Difference of two squares

o        Perfect square trinomials

o        Any trinomial written in standard form

o        Trinomials that have a common factor to take out first.

q       Solve quadratic equations by factoring and using the zero-product property

q       Use factoring to solve geometric applications, like problems 92-95

 

[5.3]    Solving Quadratic Equations by Finding Square Roots

q       Know how to simplify square roots

q       Know how to “rationalize the denominator”

q       Know how to solve quadratic equations by square-rooting.

 

[5.4]    Complex Numbers

q       Know how to add, subtract, and multiply complex numbers

q       Know how to plot and find the absolute value of complex numbers

q       Know how to use the complex conjugate to simplify complex number fractions.

q       Know how to solve quadratic equations that involve square rooting negative numbers.

 

[5.5]    Completing the Square

q       Know how to complete the square of a trinomial

q       Know how to solve quadratic equations by completing the square