This Workbook is intended to supplement Algebra and Trigonometpy. It is<br >written for students who are having difficulty understanding some of the<br >material in the text， as well as for students in self-study programs. The<br >Workbook also provides the student with review material. Further illustration<br >of techniques presented in the text is given in the form of Key Topics. Each<br >Key Topic is accompanied by additional problems for the student to work<br >(Key Exercises).<br > The format of the Workbook is extremely simple， On each left-hand<br >page examples are worked out illustrating Key Topics. On the corresponding<br >right-hand page several Key Exercises are given for each Key Topic. For<br >instance， the student should first read Key Topic A on the left and then work<br >through the Key Exercises under A to the right. The student can then proceed<br >to Key Topic B on the left， followed by Key Exercises B on the right， and so on<br > Answers to all of the Key Exercises are provided at the back of the<br >Workhor~k<br >