Precalculus :  algebraic and trigonometric functions, vol. 2 : linear relations. 

 - San Rafael, California :  Individual Learning Systems, Inc.,  c1971 
 - iii, 2-84 pages :  illustrations ;  26 cm. 
 -  Volume II - LINEAR RELATIONS .
<br/><br/>Unit Two: Linear Relations -- Module 6. relations -- Module 7. Functions and the rectangular coordinate system -- Module 8. Constructing graphs of first degree relations. 
<br/><br/> Relations are important as a basis for the explanation of basis for the explanation of functions, which are introduced in Module 7. In this module you will learn to define and represent a relation and to use terminology associated with relations. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PRECALCULUS -- LINEAR RELATIONS
<br/><br/><label>LC Class. No.: </label>QA 305 .P74 1971