miércoles, 12 de diciembre de 2012

Actividades de la Unidad III




4.1 List yhe set of ordered pairs and draw the graphical form of the relation with matrix.
                A             b             c              d                                           a             b             c              d
1             T             F              T             F                                1             1          0             1             0
2             T             F              T             F             =                2             1          0             1             0
3             F             T              T             F                                3             0          1             1             0



4.2 For each of the following relations on N, list the ordered pairs that belong to the relation.
R= {(x,y) : 2x + y= 9}
S= {(x,y) :x + y <7}
T={(x,y) :y= x°2}



4.3 Let R be the relation on {1,2,3,4} given by u R v if and only if u + 2v is odd.
Represent R in each of the following ways:
(a)     As a set of ordered pairs
(b)     In graphical form
(c)     In matrix form




SEX
DISCRETE MATHEMATICS
BASIC MATHEMATICS
NAME
ADDRESS
F
B
B
JONES
2 THE MOTTE, NEWTON
F
B
A
McKAY
133 UFF ROAD, READING

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