The practice sets below were written to allow you to review important concepts found in College Algebra and Precalculus I. 

1.      Circles and Semi-Circles - Problems and Solutions

Detailed Solutions and Concepts - Circles and Semi-Circles

2.      Graphical Representation of Linear Equations in Two Variables - Problems and Solutions

Detailed Solutions and Concepts - Graphical Representation of Linear Equations in Two Variables

3.      Algebraic Representation of Linear Equations in Two Variables - Problems and Solutions

Detailed Solutions and Concepts - Algebraic Representation of Linear Equations in Two Variables

4.      Introduction to Functions - Problems and Solutions

Detailed Solutions and Concepts - Introduction to Functions

5.      Graphs of Common Functions - Problems and Solutions

Detailed Solutions and Concepts - Graphs of some Common Functions

6.      Piecewise-Defined Functions - Problems and Solutions

Detailed Solutions and Concepts - Piecewise-Defined Functions

7.      Combining Functions - Problems and Solutions

Detailed Solutions and Concepts - Combining Functions

8.      Quadratic Functions - Problems and Solutions

Detailed Solutions and Concepts - Quadratic Functions

9.      Polynomial Functions - Problems and Solutions

Detailed Solutions and Concepts - Polynomial Function

10.    Rational Functions - Problems and Solutions

Detailed Solutions and Concepts - Rational Functions

11.    Inverse Algebraic Functions - Problems and Solutions

Detailed Solutions and Concepts - Inverse Algebraic Functions

12.    Systems of Non-Linear Equations - Problems and Solutions

Detailed Solutions and Concepts - Systems of Non-Linear Equations

13.    Polynomial and Rational Inequalities - Problems and Solutions

Detailed Solutions and Concepts - Polynomial and Rational Inequalities

14.    Introduction to Exponential and Logarithmic Equations - Problems and Solutions

Detailed Solutions and Concepts - Introduction to Exponential and Logarithmic Equations

15.    Logarithm Rules and Basic Properties - Problems and Solutions

Detailed Solutions and Concepts - Logarithm Rules and Basic Properties

16.    Solving Exponential Equations - Problems and Solutions

Detailed Solutions and Concepts - Solving Exponential Equations

17.    Solving Logarithmic Equations - Problems and Solutions

Detailed Solutions and Concepts - Solving Logarithmic Equations

18.    Exponential Functions - Problems and Solutions

Detailed Solutions and Concepts - Exponential Function

19.    Logarithmic Functions - Problems and Solutions

Detailed Solutions and Concepts - Logarithmic Functions

20.    Matrices and Determinants - Problems and Solutions

Detailed Solutions and Concepts - Matrices and Determinants

21.    Sequences and Series - Problems and Solutions

Detailed Solutions and Concepts - Sequences and Series