﻿ MATH 121 - Intermediate Algebra

MATH 125 - College Algebra

CHAPTER 12

***Some videos were used in previous semesters and have Try It problems.  You DO NOT need to do these.  You will get your practice in the homework.***

Section 12.1 Multiplication and Division of Rational Expressions

Section 12.2 Addition and Subtraction of Rational Expressions

Section 12.3 Complex Fractions

~Worksheet for Complex Fractions

Section 12.4 Equations Containing Fractions or Radical Equations

Section 12.5 Variation

~Worksheet for Application Problems

Questions from students

Multiplying Two Fractions with Both Monomial and Trinomial Terms       12.1B.018

Multiplying Fractions 12.1B.019

Factoring Out a Negative One and then Factoring the Trinomial a Piece of            12.1C.010

Dividing Fractions          12.1C.010

Dividing Fractions           12.1C.010

More Examples from 12.1

LCM of the Polynomials          12.2A.008

LCM of the Polynomials          12.2A.008

Write the Fraction as a LCD          12.2A.017

Subtracting and Multiplying Fractions        12.2B.026

Subtracting and Multiplying Fractions       12.2B.027

Complex Fraction        12.3A.007

Complex Fraction        12.3A.018

Complex Fraction 12.3A.019

Complex Fraction        12.3A.023

Complex Fraction        12.3A.025

Complex Fraction        12.3A.029

Two People Working Together on a Roof      12.6A.001.PE

Two Drains Working Together Problem     12.6A.013

Rate of a Car and a Plane       12.6B.003

Rate of Boat in two parts 12.6B.004

Rate of a Jogger and a Cyclist      12.6B.006.MI

Rate Times Time Equal Distance with a Current       12.6B.011