This open course provides the student with review of intermediate algebra, geometry, and trigonometry. It is designed for those want to be successful in an introductory college calculus course, but would like additional preparation.
Description: UCI Math 1A/1B: Precalculus is designed to prepare students for a calculus course. This course is taught so that students will acquire a solid foundation in algebra and trigonometry. The course concentrates on the various functions that are important to the study of the calculus.
PreCalculus by Dr. Sarah Eichhorn and Dr. Rachel Lehman is licensed under a Creative Commons AttributionNonCommercialShareAlike 3.0 License.
License: Creative Commons CCBYSA
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Required attribution: Eichhorn, Sarah; Lehman, Rachel Precalculus 1A/1B (UCI OpenCourseWare: University of California, Irvine), ocw.uci.edu/courses/math_1a1b_pr....html. [Access date]. License: Creative Commons AttributionShareAlike 4.0 United States License. (creativecommons.org/licenses/bysa/4.0/)
Lessons 

1) Algebra and Geometry ReviewPreCalculus: Algebra and Geometry Review Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D346 views

2) Absolute Value EquationsPreCalculus: Absolute Value Equations Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D441 views

3) Absolute Value InequalitiesPreCalculus: Absolute Value Inequalities Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D437 views

4) Adding and Subtracting PolynomialsPreCalculus: Adding and Subtracting Polynomials Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D570 views

5) Adding and Subtracting Rational ExpressionsPreCalculus: Adding and Subtracting Rational Expressions Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D354 views

6) Algebraic Symbol ManipulationPreCalculus: Algebraic Symbol Manipulation Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D426 views

7) Area and Perimeter Word ProblemsPreCalculus: Area and Perimeter Word Problems Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D405 views

8) Simplifying FractionsPreCalculus: Simplifying Fractions Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D398 views

9) Compound InequalitiesPreCalculus: Compound Inequalities Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D501 views

10) Complex Numbers and RadicalsPreCalculus: Complex Numbers and Radicals Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D403 views

11) Solving a Quadratic Equation  Completing the SquarePreCalculus: Solving a Quadratic Equation  Completing the Square Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D460 views

12) DiscriminantPreCalculus: Discriminant Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D707 views

13) Dividing Rational ExpressionsPreCalculus: Dividing Rational Expressions Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D356 views

14) DistanceRateTimePreCalculus: DistanceRateTime Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D363 views

15) Factoring by GroupingPreCalculus: Factoring by Grouping Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D397 views

16) Factoring a Quadratic ExpressionPreCalculus: Factoring a Quadratic Expression Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D445 views

17) Properties of Integer ExponentsPreCalculus: Properties of Integer Exponents Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D498 views

18) Linear Inequality Word ProblemsPreCalculus: Linear Inequality Word Problems Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D479 views

19) Linear Word ProblemsPreCalculus: Linear Word Problems Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D395 views

20) Mixture Problems Using Linear EquationsPreCalculus: Mixture Problems Using Linear Equations Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D470 views

21) Multiplication of BinomialsPreCalculus: Multiplication of Binomials Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D438 views

22) Multiple Operations with Complex NumbersPreCalculus: Multiple Operations with Complex Numbers Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D391 views

23) Multiple Operations with PolynomialsPreCalculus: Multiple Operations with Polynomials Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D525 views

24) Multiplication of PolynomialsPreCalculus: Multiplication of Polynomials Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D437 views

25) Multiplying Rational ExpressionsPreCalculus: Multiplying Rational Expressions Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D391 views

26) Multiplication Involving Square RootsPreCalculus: Multiplication Involving Square Roots Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D481 views

27) Adding and Subtracting Complex NumbersPreCalculus: Adding and Subtracting Complex Numbers Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D386 views

28) Multiplying Complex NumbersPreCalculus: Multiplying Complex Numbers Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D447 views

29) Dividing Complex NumbersPreCalculus: Dividing Complex Numbers Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D433 views

30) Percentage Word ProblemsPreCalculus: Percentage Word Problems Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D373 views

31) Properties of Real NumbersPreCalculus: Properties of Real Numbers Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D423 views

32) Quadratic FormulaPreCalculus: Quadratic Formula Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D407 views

33) Quadratic Equation Word ProblemsPreCalculus: Quadratic Equation Word Problems Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D366 views

34) Rationalizing a DenominatorPreCalculus: Rationalizing a Denominator Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D424 views

35) Rational ExponentsPreCalculus: Rational Exponents Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D328 views

36) Scientific NotationPreCalculus: Scientific Notation Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D379 views

37) The Set of Real NumbersPreCalculus: The Set of Real Numbers Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D401 views

38) Simplifying Powers of iPreCalculus: Simplifying Powers of i Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D335 views

39) Simplified Radical FormPreCalculus: Simplified Radical Form Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D350 views

40) Simplifying a Ratio of PolynomialsPreCalculus: Simplifying a Ratio of Polynomials Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D505 views

41) Solving an Equation Quadratic in FormPreCalculus: Solving an Equation Quadratic in Form Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D339 views

42) Solving Linear EquationsPreCalculus: Solving Linear Equations Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D397 views

43) Solving a Linear InequalityPreCalculus: Solving a Linear Inequality Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D461 views

44) Solving a Quadratic Equation, Part 1PreCalculus: Solving a Quadratic Equation, Part 1 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D347 views

45) Square Root PropertyPreCalculus: Square Root Property Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D506 views

46) Solving Equations Involving RadicalsPreCalculus: Solving Equations Involving Radicals Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D355 views

47) Inequalities Involving RadicalsPreCalculus: Inequalties Involving Radicals Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D369 views

48) Solving Rational Equations, Part 1PreCalculus: Solving Rational Equations, Part 1 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D369 views

49) Solving Rational Equations, Part 2PreCalculus: Solving Rational Equations, Part 2 Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D365 views

50) Special Factoring FormulasPreCalculus: Special Factoring Formulas Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D484 views

51) Square Root Addition and SubtractionPreCalculus: Square Root Addition and Subtraction Instructor: Sarah Eichhorn, Ph.D and Rachel Lehman, Ph.D396 views

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