
Relasi dan Fungsi
Presentation
•
Mathematics
•
7th - 9th Grade
•
Easy
Nila Kurniasari
Used 5+ times
FREE Resource
7 Slides • 2 Questions
1
Relasi dan Fungsi
by NILA KURNIASARI
2
Pengertian Fungsi
Fungsi atau Pemetaan adalah relasi khusus yang memasangkan satu anggota suatu himpunan A dengan tepat satu ke satu anggota himpunan B.
3
Draw
Pasangkan Istilah-istilah dalam fungsi berikut!
4
Untuk lebih dapat memahami relasi yang merupakan fungsi dan bukan fungsi, serta unsur-unsur fungsi, silahkan kerjakan latihan pada slide berikutnya!
5
6
Banyak Fungsi dari Dua Himpunan
Misalkan diketahui himpunan A = {a, b, c} dan B = {1, 2}. Diagram panah semua fungsi yang mungkin dari himpunan A ke himpunan B dapat digambarkan sebagai berikut.
Berdasarkan gambar diagram panah tersebut, tampak bahwa himpunan A memiliki 3 anggota atau n(A) = 3 dan himpunan B dengan 2 anggota atau n(B) = 2. Jadi, banyaknya fungsi dari himpunan A ke himpunan B sebanyak 23 = 8.
7
Multiple Choice
Diketahui A = {a, b, c} dan B = {1, 2, 3, 4, 5}. Tentukan banyak pemetaan yang
mungkin dari A ke B!
81
273
125
625
8
9
TERIMA KASIH
TETAP SEHAT, TETAP SEMANGAT!!!
Relasi dan Fungsi
by NILA KURNIASARI
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