# Review for CALC

**Review for Calc (MA126, MA125)**

You’re signed-up for Calc 1 next block, but perhaps you’ve not taken math for a while. The selection of tutorials below highlights some key concepts or rules from algebra or pre-calc that you will need. Each tutorial features a few basic algebraic rules, worked-out sample problems, and practice problems with clickable solutions. Reviewing this material and doing some of these problems in advance will help you be ready for class on day 1.

**1. For Starters**

**Intermediate Algebra:**

Tutorial 27: The Greatest Common Factor and Factoring by Grouping

Tutorial 29: Factoring by Special Products

Tutorial 32: Multiplying and Dividing Rational Expressions

Tutorial 33: Adding and Subtracting Rational Expressions

Tutorial 34: Complex Fractions

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**College Algebra:**

Tutorial 4: Radicals

Tutorial 5: Rational Exponents

Tutorial 7: Factoring Polynomials

Tutorial 8: Simplifying Rational Expressions

Tutorial 25: Slope of a Line

Tutorial 26: Equations of Lines

Tutorial 27: Graphing Lines

Tutorial 30: Introduction to Functions

**2. More Practice: Graphs of Functions:**

Tutorial 31: Graphs of Functions, Part I

Tutorial 32: Graphs of Functions, Part II

Piecewise defined functions

http://patrickjmt.com/graphing-a-piece-wise-defined-function-another-example/

http://17calculus.com/precalculus/piecewise-functions/

3. **Unit Circle, Sine, Cosine, Tangent**

Sequence of 2 videos plus interactive to practice

https://www.khanacademy.org/math/trigonometry/unit-circle-trig-func/unit-circle-definition-of-trig-functions/e/unit_circle

manipulative (pretty good)

https://phet.colorado.edu/sims/html/trig-tour/latest/trig-tour_en.html

**4. More Practice: Exponents and Logs:**

Tutorial 42: Exponential Functions

Tutorial 43: Logarithmic Functions

Tutorial 44: Logarithmic Properties

Tutorial 45: Exponential Equations

**5. Wanting More?**

Try some other tutorials at:

http://www.wtamu.edu/academic/anns/mps/math/mathlab/int_algebra/index.htm

http://www.wtamu.edu/academic/anns/mps/math/mathlab/col_algebra/index.htm

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