# MDT1REV - MAP 103 Prociency Algebra Review for Midterm I...

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MAP 103: Proficiency Algebra Review for Midterm I Basic Information: Midterm I will cover chapters 1-3 in the textbook. The lectures have covered all the material in each chapter with some additional topics. The exam will be Thursday, October 1, 2009 from 8:30pm-10:00pm in Harriman Hall 137 . Note other lectures will take the exam in a different location. Below is an outline of some topics to be look over again and some practice problems. This review sheet is by no means exhaustive and topics may have been omitted. You should review what lecture notes you have as well as homework and quiz solutions. Topics to be refamilizarize with: Real Numbers : Real Numbers can be added, subtracted, multiplied, and divided, provided there is no division by zero. If a is a real number, then to subtract a we use its additive inverse - a. If a 6 = 0 , then to divide by a we use its multplicative inverse 1 a . For any numbers we have the commutative property, associative property, and distributive property. These are true for addition and multiplication which includes zero. They are not true in cases of subtraction and division and never hold for usage with zero. The | a | absolute value of a real number is the positive distance away from zero to the number a. Know rules for double negatives and combining fractions.

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