INTRODUCTION TO SET

INTRODUCTION TO SET

PENGENALAN KEPADA SET

SET DEFINITION

DEFINISI SET

A set is a collection of objects which share common characteristics. Each object is known as the elements.

Set ialah himpunan objek dengan ciri sepunya tertentu. Setiap objek tersebut dikenali sebagai unsur.

Multiple Choice

W = {Multiples of 4}
W = {Gandaan 4}

Choose the correct answer.
Pilih jawapan yang betul.

• 
  

   $24\in\ W$  

•  $24\ \notin\ W$  

Multiple Choice

W = {Multiples of 4}
W = {Gandaan 4}

Choose the correct answer.
Pilih jawapan yang betul.

• 
  

   $40\in\ W$  

•  $40\ \notin\ W$  

Multiple Choice

W = {Multiples of 4}
W = {Gandaan 4}

Choose the correct answer.
Pilih jawapan yang betul.

• 
  

   $25\in\ W$  

•  $25\ \notin\ W$  

Multiple Choice

P = {Vehicles}
P = {Kenderaan}

Choose the correct answer.
Pilih jawapan yang betul.

• 
  

   $Van\in\ P$  

•  $Van\ \notin\ P$  

Multiple Choice

P = {Vehicles}
P = {Kenderaan}

Choose the correct answer.
Pilih jawapan yang betul.

• 
  

   $Jejantas\in\ P$  

•  $Jejantas\ \notin\ P$  

ADDITIONAL EXAMPLE

CONTOH TAMBAHAN

Poll

• Faham

• Tidak faham. Sila berhubung dengan guru anda untuk mendapatkan penjelasan.

Number of elements in a set, n(A)

Bilangan unsur dalam suatu set, n(A)

Fill in the Blanks

State the number of elements for each of the following set.

Nyatakan bilangn unsur bagi setiap set di bawah.

A = { p, q, r, s, t}

n(A) =

Fill in the Blanks

State the number of elements for each of the following set.

Nyatakan bilangn unsur bagi setiap set di bawah.

U = { Ali, Chong, Muthu}

n(U) =

Fill in the Blanks

State the number of elements for each of the following set.

Nyatakan bilangn unsur bagi setiap set di bawah.

S = { }

n(S) =

Empty set

Set kosong

• An empty set is a set that does not have any elements.

• Set kosong ialah set yang tidak mempunyai sebarang unsur.

• An empty set is represented by using symbol { } or

   $\phi$  

• Set kosong diwakilkan dengan menggunakan simbol { } atau $\phi$ 

ADDITIONAL EXERCISE

LATIHAN TAMBAHAN

Multiple Choice

P = {integers between -6 and 3}. Find n(P).

P = {integer di antara -6 dan 3}. Cari n(P).

Choose the best solution for above question.

Pilih penyelesaian yang betul bagi soalan di atas.

• P = {-5, -4, -3, -2, -1, 0, 1, 2}

  Maka, n(P) = 8

• P = {-6, -5, -4, -3, -2, -1, 0, 1, 2, 3}

  Maka, n(P) = 10

Multiple Choice

Q = {x : x <20 and x is an even number}. Find n(Q).

P = {x: x < 20 dan x ialah nombor genap}. Cari n(Q).

Choose the best solution for above question.

Pilih penyelesaian yang betul bagi soalan di atas.

• Q = {2, 4, 6, 8, 10, 12, 14, 16, 18}

  Maka, n(Q) = 9

• Q = {2, 4, 6, 8, 10, 12, 14, 16, 18, 20}

  Maka, n(Q) = 10