Algebra of the real numbers &
inequalities, absolute value
Functions and Graphs
Composition of Functions
Inverse Functions and Graphs
Topics covered in the textbook : The Latinate Partition, The Latin Prefixes,
Other Operations on Latin Roots, The Latin Suffixes, The Greek Partition.
Check the textbook (pp.152-274) and lecture notes on Moodle.
Select a short sound file (anywhere from 1 to 5 seconds
long). Make sure that the levels are good, and that it
doesnt have any distortion.
You may choose a sound effect from the various
collections on-line (freesound.org) or from a CD from
0.1 The Real Number Line
1. Determine whether the number is natural number, integer, rational number, irrational number:
, 1 3 , (2 3 ) (1 3) , 2.53 ,
2. Perform any indicated operation and simplify:
x3 1 x2 1
1.1-1.2 Functions and Graphs
Definition: Let X and Y be two nonempty sets. A function from X into Y is a rule that assigns to each
element x in X exactly one element y in Y.
OR: A function is a correspondence from a first set, calle
. . E; = lure? when:
A DOIynomml 15 a function of the form r DEE:
where n is a nonnegative integer and (10,421.62, ...,a.. are constants. Hm.l # 0, then we say thatp has degree n.
Anumberriscalledazeroofamctionpifr)=0. éMcnw Hymn