Welcome to Interactive Chalkboard Algebra 1 Interactive Chalkboard Copyright © by The McGraw-Hill Companies, Inc. Send all inquiries to: GLENCOE DIVISION Glencoe/McGraw-Hill 8787 Orion Place Columbus, Ohio 43240

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Contents Lesson 8-1Multiplying Monomials Lesson 8-2Dividing Monomials Lesson 8-3Scientific Notation Lesson 8-4Polynomials Lesson 8-5Adding and Subtracting Polynomials Lesson 8-6Multiplying Polynomials by a Monomial Lesson 8-7Multiplying Polynomials Lesson 8-8Special Products

Lesson 2 Contents Example 1Quotient of Powers Example 2Power of a Quotient Example 3Zero Exponent Example 4Negative Exponents Example 5Apply Properties of Exponents

Example 2-3a SimplifyAssume that m and n are not equal to zero. Answer: 1

Example 2-3b Simplify. Assume that m and n are not equal to zero. Simplify. Answer: Quotient of Powers

Example 2-3c Simplify each expression. Assume that z is not equal to zero. a. b. Answer: 1 Answer:

Example 2-4a Simplify. Assume that y and z are not equal to zero. Write as a product of fractions. Answer: Multiply fractions.

Example 2-4b Simplify. Assume that p, q, and r are not equal to zero. Group powers with the same base. Quotient of Powers and Negative Exponent Properties

Example 2-4c Simplify. Multiply fractions. Answer: Negative Exponent Property

Simplify each expression. Assume that no denominator is equal to zero. a. b. Example 2-4d Answer:

Example 2-5a Read the Test Item A ratio is a comparison of two quantities. It can be written in fraction form. Multiple-Choice Test Item Write the ratio of the circumference of the circle to the area of the square in simplest form. AB CD

Example 2-5b Solve the Test Item circumference of a circle length of a square diameter of circle or 2r area of square Substitute. Quotient of Powers

Example 2-5c Simplify. Answer: C

Example 2-5d Answer: A Multiple-Choice Test Item Write the ratio of the circumference of the circle to the perimeter of the square in simplest form. AB CD

End of Lesson 2

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