icse - class 8 - mathematics chapter 2: venn diagrams ... · pdf fileto represent a x, x where...
TRANSCRIPT
To represent A x,x where is the universal set.
x
A
A x
ICSE - Class 8 - Mathematics
Chapter 2: Venn Diagrams (Lecture Notes)
Venn diagrams are illustrations to bring out relationships in sets and their use in
simple logical problems.
1
For
mo
re i
nfo
rma
tion
ple
ase
go
to:
htt
ps:
//ic
sem
ath
.co
m/
To represent two intersecting subset of a universal set.
A
x
B
(A B)
A
x
B
(A B)
A
x
B
(A -B)
A
x
B
(B - A) 2
For
mo
re i
nfo
rma
tion
ple
ase
go
to:
htt
ps:
//ic
sem
ath
.co
m/
To represent two intersecting subset of a universal set.
A
x
B
(A B)’
A
x
B
(A B)’
3
For
mo
re i
nfo
rma
tion
ple
ase
go
to:
htt
ps:
//ic
sem
ath
.co
m/
To represent two disjointed sets of a universal set
A
x
B
(A B)
A
x
B
(A B) = f
A
x
B
(A -B = A)
A
x
B
(B – A = B)
4
For
mo
re i
nfo
rma
tion
ple
ase
go
to:
htt
ps:
//ic
sem
ath
.co
m/
To represent two subsets A and B of a universal set such that A B x
A
x
B
(A B) = B
x
B
(A B) = A
A
A
x
B
(A -B) = f
x
B
(B - A)
A
5
For
mo
re i
nfo
rma
tion
ple
ase
go
to:
htt
ps:
//ic
sem
ath
.co
m/
To represent three intersecting subset of a universal set
A
xB
(A B C)
A
xB
(A B C)
A
xB
A (B C)
A
xB
A (BC)
C C
C C
6
For
mo
re i
nfo
rma
tion
ple
ase
go
to:
htt
ps:
//ic
sem
ath
.co
m/
7
For
mo
re i
nfo
rma
tion
ple
ase
go
to:
htt
ps:
//ic
sem
ath
.co
m/