Persilangan Set Tingkatan 4

Cari persilangan bagi setiap pasangan set berikut.

(i) A = {d,e,f,g,h} B = {e,g,k,m,n}

• A ∩ B = {e,d,f}

• A ∩ B = {e,g}

• A ∩ B = {g,f,k}

• A ∩ B = {e,g,k}

Jika A = {1, 3, 5, 7, 9} dan B = {2, 3, 5, 7}, apakah A ∩ B?

• {3, 5, 7}

• {2, 3, 5, 7}

• {2, 3, 5, 7, 9}

• {1, 2, 3, 5, 7, 9}

Set A : {1,2,3,4,5,6}

Set B : {1,2,3}

Persilangan set A dan B

• 1

• 2

• 1,2

• 1,2,3

Set A : {a,b,c,d,e,f}

Nyatakan n(A)

• 1

• 3

• 6

• 7

 $P=\left\{11,13,17,19,\ 23,29\right\}$   $Q=\left\{10,12,14,16,18,20\right\}$  
 $R=\left\{11,12,13,14,15,16\right\}$  
Cari  $n\left(P\cap R\right)$  

• 11, 13

• 0

• 1

• 2

 $P=\left\{11,13,17,19,\ 23,29\right\}$   $Q=\left\{10,12,14,16,18,20\right\}$  
 $R=\left\{11,12,13,14,15,16\right\}$  
Cari  $n\left(P\cap Q\right)$  

•  $\phi$  

• { }

• 0

• 1

Diberi  $A=\left\{1,3,5,7,9\right\}$ dan  $B=\left\{2,3,5,7\right\}$   , senaraikan semua unsur bagi persilangan set A dan set B.

•  $\left\{1,3,5,7,9\right\}$  

•  $\left\{3,5,7\right\}$  

•  $\left\{1,9\right\}$  

•  $\left\{1,2,5,9\right\}$  

Cari persilangan bagi set P dan set Q.

 $P=\left\{F,A,R,L,E,Y\right\}$  

 $Q=\left\{M,A,R,K,E,T\right\}$  

•  $\left\{A,E,R\right\}$  

•  $\left\{F,R,L,Y\right\}$  

•  $\left\{A,E\right\}$  

•  $\left\{F,K,L,M,R,Y\right\}$  

Cari persilangan bagi setiap pasangan set berikut.

A = {d,e,f,g,h} , B = {e,g,k,m,n}

• {e, d, f}

• {e, g}

• {g, f, k}

• {e, g, k}

Diberi A = {2, 4, 5, 7, 9,10} and B = {x: x adalah nombor perdana kurang daripada10}.

Cari A ∩ B

• {1, 2, 3, 5, 7, 9, 10}

• {2, 4, 5, 6, 7, 8, 10}

• {2, 5, 7}

• {1, 2, 3, 7}