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Yeni sayfanın içeriği

 

KÜMELER

 

A                                            B                            

 

 

 

 

 

                              

        A={ÇOÇUK,AY,ŞEKİL}                  B={SİLİNDİR,KALP,İŞARET}

 

KÜME=CANLI VE CANSIZ VARLIK VE KAVRAMLARIN OLUŞTURDUĞU TOPLULUKTUR.

 

 


                        Є  A                              Є  B                    Є  A

 

“AMASYA”  KELİMESİNDEKİ HARFLERİN KÜMESİNİ LİSTE YÖNTEMİ İLE GÖSTERELİM

 

G={A,M,S,Y}

KURAL:LİSTE  YÖNTEMİYLE  BİR    KÜMENİN   ELAMANLARI       GÖSTERİYORSAK,BİRDEN   FAZLA                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      

 

BOŞ KÜME= ELEMANI OLMAYAN KÜMEDİR.

4 İLE 6 RASINDAKİ ÇİFT SAYILARIN KÜMESİNİ GÖSTERELİM

 

{}    Ø VEYA                   ŞEKLİNDE GÖSTERİLİR.

 

EŞİT KÜME

İKİ KÜMENİN ELEMANLARI ARASINDA HER ELEMAN BİR ELEMANA KARŞILIK GELİRSE  BUNA BİREBİR EŞLEME DENİR.

 

ELEMEN VE ELEMAN SAYILARI EŞİT OLAN KÜMELERE EŞİT KÜME DENİR. B=C ŞEKLİNDE GÖSTERİLİR.

 

           

 

 

 

                       

                                                                                 

B                                                        C

 

 

 

 

 

 

 


 

 

 

 

 

 

 

 

 

 

 

 

 

 


                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          

 

EŞİT OLMAYAN (farklı)KÜME

 

BÜTÜN ELEMANLARI AYNI OLMAYAN KÜMELERE EŞİT OLMAYAN (FARKLI) KÜME DENİR

 = İŞARETİ VEYA    D=E  ŞEKLİNDE YAZILIR.

 

 

 

 

 

 

 

 

 

 

 

                         D                                                                              E                                                                                                                                                                                                                                                                                                  

 

 

 

 

 

 


 

 

 

 

 

 

 

 

 

DENK KÜMELER

 

                         BİR KÜMEDEKİ HER ELEMAN DİĞER KÜMENİN BİR ELEMANI İLE EŞLENİYORSA, BÖYLE KÜMELERE DENK KÜME DENİR.

 

 

 

 

                         E                                                                  F

 


 

 

 


 

 


 

 

 

 

 


DENK KÜMELER  “E ≡ F” BİÇİMİNDE YAZILIR.EŞİT KÜMELER DENKTİR.DENK KÜMELERİN ELEMAN SAYILARI EŞİTTİR.

 

                        

 

 

A                                                                    B

 

 

PAZARTESİ

 

SALI

 

ÇARŞAMBA

 

 

PERŞEMBE

EYLÜL

 

EKİM

 

KASIM

 

ARALIK

 

 

 

 

 

 

 

 

 

 


S (A)  = 4                                                                             S  (B)  = 4

 

 

 


                         ELEMAN SAYISI

                                              

                         EŞİT İŞARETİ

                        

                         KÜMENİN ADI

 

                         ELEMAN SAYISI İŞARETİ

DENK OLMAYAN KÜME

 

 

                                   C                                            D

ÜZÜM

 

ELMA

 

KAYISI

ANIL

 

ASLI

 

 

 

 

 

 

 

 

 

 

 


                                              

                                                           S(D)  S(F)

ELEMENLARI ARASINDA BİREBİR EŞLEME YAPILAMAYAN KÜMELERE DENK  OLMAYAN KÜMELER DENİR. S(D)  S(F) ŞEKLİNDE GÖSTERİLİR.

 

ALT KÜME OLMA VE KAPSAMA

 

 

 

 

                        

ANIL

 

ASLI

ALİ

                        B

SEVGİ

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

“B” KÜMESİNİN BÜTÜN ELEMANLARI “A” KÜMESİNİN DE ELEMANIDIR.”B”KÜMESİNE “A” KÜMESİNİN ALT KÜMESİ DERİZ.ALT

 

KÜMEİŞARETİ İLE GÖSTERİLİR

 

 

 

 

B                       A ŞEKLİNDE YAZILIR.(ÖRNEKTEKİ) A KÜMESİNİN BAŞKA

 

ELEMANLARIDA VARDIR BUNU “ A                         B” ŞEKLİNDE GÖSTEREBİLİRİZ.(A KAPSAR B’Yİ)

 

 

KESİŞİM KÜMESİ

 

ANIL

 

 

A                                                        B

 

 

 

 

 

 

 

 

 

 

 

BEŞİK

 

·        .DOLAP

                                                                       B

 

 

 

 

 

·        BİLGİSAYAR

·        YATAK

·        MASA

 

 

 

 

 

 

 

 


                         A

 

 

 

 

 

 

 

 

A={BİLGİSAYAR,YATAK,MASA,DOLAP}     

 B={BEŞİK,DOLAP}

 

A∩B=C={DOLAP}

 

AUB=C={BİLGİSAYAR,YATAK,MASA,DOLAP,BEŞİK}

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ARDIŞIK SAYILAR

 

TANIM:BİRBİRİNİ TAKİP EDEN SAYILARA ARDIŞIK SAYILAR DENİR.

 

ARDIŞIK SAYILAR KÜMESİ “S” İLE GÖSTERİLİR.

S={1,2,3,4,5,6,7,8,9,10,11,.........} ARDIŞIK SAYILAR

T={1,3,5,7,9,11,13,15,17,...........} ARDIŞIK TEK SAYILAR

Ç={0,2,4,6,8,10,12,14,16,...........} ARDIŞIK ÇİFT SAYILAR

 

ÖRNEK:  ARDIŞIK İKİ SAYININ TOPLAMI 123 TÜR. BÜYÜK VE KÜÇÜK SAYI KAÇTIR.

 

123-1=122:2=61 KÜÇÜK SAYI                  61+1=62         62+61=123

 

ÖRNEK: ARDIŞIK 3 SAYININ TOPLAMI 54 DÜR KÜÇÜK SAYI KAÇTIR.

 

1                       2                    3

 

 

 

 


            1      +          2  = 3      54-3=51:3=17

 

 

17                       17+1                            17+2                      = 54

 

 

17                     18                              19 = 54

 

 

ÖRNEK: ARDIŞIK 4 SAYININ TOPLAMI 70 DİR KÜÇÜK SAYI KAÇTIR.

 

 

1                       2                    3                      4

 

 

 

 

 


            1    +            2   +    3      =  6

 

70-6=64    64:4=16

 

 

16                     16+1              16+2               16+3               =

 

 

16                     17                  18                    19                    =70

 

 

70+6=76       76:4=19

 

 

19                     19                  19                    19  =

 

19-3                  19-2               19-1                19  =

 

 

16                     17                  18                    19 =70

 

ÖRNEK: ARDIŞIK 3 TEK SAYININ TOPLAMI 45 TİR.BÜYÜK SAYI KAÇTIR.?

 

1                       3                    5

 

 

 

 


             2       +            4   = 6

 

 

 

45-6 =39   39:3 =13                                                              45+6=51         51:3=17

 

13                     13                  13  =                           17                    17                    17        =

 

13                     13+2              13+4    =                     17-4                17-2                17        =

 

13                     15                  17        =45                 13                    15                    17        =45

 

ÖRNEK: ARDIŞIK 3 ÇİFT SAYININ TOPLAMI 78 DİR. KÜÇÜK VE BÜYÜK SAYI KAÇTIR.?

 

 

2                       4                    6         

 

 

 


   

            2        +              4  =   6

 

78-6 =72    72:3=24

 

24                     24+2              24+4    =

24                     26                  28        =78

                        

78+6 = 84    84:3  =28

 

 

28-4                  28-2               28  =

24                     26                  28 = 78

ÖRNEK: ARALARINDA ALTIŞAR FARK BULUNAN 7 DOGAL SAYININ TOPLAMI 266 DIR.BU SAYILARIN EN KÜÇÜĞÜ KAÇTIR.

 

1                       2                    3                      4                      5                      6                      7

 

 


                                                                                                                                                                                                                                                                                                           6+12+18+24+30+36 =126

 

266-126 = 140   140:7 =20   

 

20                     20      20        20        20        20        20 =

 

20   20+6          20+12            20+18             20+24             20+30             20+36 =

20  26               32                  38                    44                    50                    56        =266

 

ÖRNEK : 5 ARDIŞIK ÇİFT SAYININ TOPLAMI 230 DUR .EN KÜÇÜK SAYI VE ORTADAKİ SAYI KAÇTIR?

 

2                       4                    6                      8                      10        =

 

 

 

 

               2     +             4    +            6      +                8        = 20

 

230-20 =210    210   :  5  = 42

 

42                     42+2              42+4               42+6               42+8    =

42                     44                  46                    48                    50        = 230

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


A(BÖLÜNEN)      B(BÖLEN)          21            3

                                      

                        C(BÖLÜM)                         7

 

BXC=A

 

A+B=120                                       7X3=21

C=7                                                21+3=24

 

 


A              B

                        

                         7

 

 

 

 

7B+B=120

8B=120:8=15

 

7X15=105

105+15=120

A+B=120

 

 

 

 

16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45

 

 

1,2,3,4,5,6,7,8,9,10    10-1=9-1=8

 

45-16=29-1=28

 

 

 

 

 

 

 

 

 

 

A-B=C              A+B=115                  C=45

A-B                   =        45

A+B                  =        115

2A                     =160

160:2=80

A=80

 

80-B=45

80-45=35

B=35
 
   
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