Presentation is loading. Please wait.

Presentation is loading. Please wait.

Mult/Divide Rational Expressions

Published byLewis Kelley York Modified over 6 years ago

Similar presentations

Presentation on theme: "Mult/Divide Rational Expressions"— Presentation transcript:

1 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Example 1 Multiply rational expressions involving polynomials Find the product Multiply numerators and denominators. Factor and divide out common factors. Simplify.

2 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Example 2 Multiply a rational expression by a polynomial Find the product Rewrite polynomial as a fraction. Multiply numerators and denominators. Factor and divide out common factors. Simplify.

3 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Checkpoint. Find the product.

4 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Checkpoint. Find the product.

5 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Example 3 Divide rational expressions involving polynomials Find the quotient Multiply by multiplicative inverse. Multiply numerators and denominators. Factor and divide out common factors. Simplify.

6 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Example 4 Divide a rational expression by a polynomial Find the quotient Rewrite polynomial as a fraction. Multiply by inverse. Multiply numerators and denominators. Factor and divide out common factors. Simplify.

7 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Checkpoint. Find the quotient.

8 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Checkpoint. Find the product.

9 Mult/Divide Rational Expressions
3.9 Mult/Divide Rational Expressions Pg. 183, 3.9 #1-18

Download ppt "Mult/Divide Rational Expressions"

Similar presentations

Operations on Rational Expressions Review

Operations on Rational Expressions Review
EXAMPLE 3 Standardized Test Practice SOLUTION 8x 3 y 2x y 2 7x4y37x4y3 4y4y 56x 7 y 4 8xy 3 = Multiply numerators and denominators. 8 7 x x 6 y 3 y 8 x.

EXAMPLE 3 Standardized Test Practice SOLUTION 8x 3 y 2x y 2 7x4y37x4y3 4y4y 56x 7 y 4 8xy 3 = Multiply numerators and denominators. 8 7 x x 6 y 3 y 8 x.
Chapter 8: Inverses and Radicals Lesson 6: Quotients with Radicals Mrs. Parziale.

Chapter 8: Inverses and Radicals Lesson 6: Quotients with Radicals Mrs. Parziale.
Dividing Rational Expressions Use the following steps to divide rational expressions. 1.Take the reciprocal of the rational expression following the division.

Dividing Rational Expressions Use the following steps to divide rational expressions. 1.Take the reciprocal of the rational expression following the division.
12.1 – Simplifying Rational Expressions A rational expression is a quotient of polynomials. For any value or values of the variable that make the denominator.

12.1 – Simplifying Rational Expressions A rational expression is a quotient of polynomials. For any value or values of the variable that make the denominator.
Simplifying Rational Expressions.

Simplifying Rational Expressions.
Lesson 8-1: Multiplying and Dividing Rational Expressions

Lesson 8-1: Multiplying and Dividing Rational Expressions
Example 3 Dividing Mixed Numbers ÷ 3 1 6 2 6 5 – 3 19 = 17 6 – Multiply by the reciprocal of 17 6 – 6 – = 3 () 6 – 19 Use rule for multiplying fractions.

Example 3 Dividing Mixed Numbers ÷ – 3 19 = 17 6 – Multiply by the reciprocal of 17 6 – 6 – = 3 () 6 – 19 Use rule for multiplying fractions.
Copyright © 2010 Pearson Education, Inc. All rights reserved Sec 9.5 - 1.

Copyright © 2010 Pearson Education, Inc. All rights reserved Sec
Rational Expressions rational expression: quotient of two polynomials x2 + 3x - 10 3x + 2 means (x2 + 3x - 10) ÷ (3x + 2) restrictions: *the denominator.

Rational Expressions rational expression: quotient of two polynomials x2 + 3x x + 2 means (x2 + 3x - 10) ÷ (3x + 2) restrictions: *the denominator.
Notes Over 9.4 Simplifying a Rational Expression Simplify the expression if possible. Rational Expression A fraction whose numerator and denominator are.

Notes Over 9.4 Simplifying a Rational Expression Simplify the expression if possible. Rational Expression A fraction whose numerator and denominator are.
9.1 Multiplying and Dividing Rational Expressions ©2001 by R. Villar All Rights Reserved.

9.1 Multiplying and Dividing Rational Expressions ©2001 by R. Villar All Rights Reserved.
Section 9-3a Multiplying and Dividing Rational Expressions.

Section 9-3a Multiplying and Dividing Rational Expressions.
Vocabulary  Rational Expression – a ratio of 2 polynomial expressions.  Operations with rational numbers and rational expressions are similar.  Just.

Vocabulary  Rational Expression – a ratio of 2 polynomial expressions.  Operations with rational numbers and rational expressions are similar.  Just.
 Multiply rational expressions.  Use the same properties to multiply and divide rational expressions as you would with numerical fractions.

 Multiply rational expressions.  Use the same properties to multiply and divide rational expressions as you would with numerical fractions.
EXAMPLE 2 Multiply rational expressions involving polynomials Find the product 3x 2 + 3x 4x 2 – 24x + 36 x 2 – 4x + 3 x 2 – x Multiply numerators and denominators.

EXAMPLE 2 Multiply rational expressions involving polynomials Find the product 3x 2 + 3x 4x 2 – 24x + 36 x 2 – 4x + 3 x 2 – x Multiply numerators and denominators.
Do Now: Solve for x in the following equation: Hint: and.

Do Now: Solve for x in the following equation: Hint: and.
Multiplying Fractions and Mixed Numbers 3 X 1. Step 1: Convert the mixed numbers to improper fractions. 3 = 7 X 3 = 21 + 4 = 25 1 = 5 X 1 = 5 + 3 = 8.

Multiplying Fractions and Mixed Numbers 3 X 1. Step 1: Convert the mixed numbers to improper fractions. 3 = 7 X 3 = = 25 1 = 5 X 1 = = 8.
Operations on Rational Expressions. Rational expressions are fractions in which the numerator and denominator are polynomials and the denominator does.

Operations on Rational Expressions. Rational expressions are fractions in which the numerator and denominator are polynomials and the denominator does.
10/24/2015 1 Simplifying, Multiplying and Dividing Rational Expressions.

10/24/ Simplifying, Multiplying and Dividing Rational Expressions.

Similar presentations

Ads by Google