
Suryawati_Tugas Tekkomdik_SMAN 1 Semin
Presentation
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Suryawati Suryawati
Used 1+ times
FREE Resource
11 Slides • 5 Questions
1
2
3
AYO MENGINGAT KEMBALI
Faktorisasi
Melengkapkan kuadrat
Menggunakan rumus abc atau
rumus kuadrat
4
KARAKTERISTIK FUNGSI KUADRAT
Keterbukaan
Titik potong
terhadap
sumbu X
Titik potong
terhadap
sumbu Y
Sumbu
simetri,nilai
ekstrim dan
titik puncak
5
KEDUDUKAN GRAFIK FUNGSI KUADRAT TERHADAP
SUMBU X
6
PERSAMAAN UMUM FUNGSI KUADRAT
Y= a𝑥2+ bx + c
7
LANGKAH-LANGKAH MENGGAMBAR FUNGSI
KUADRAT
Tentukan titik potong kurva dengan sumbu X dan sumbu Y
Tentukan titik puncak
Letakan titik-titik tersebut pada bidang koordinat kartesius
Dapat menggunakan beberapa titik uji
Hubungkan titik-titik tersebut dengan kurva
8
GRAFIK FUNGSI KUADRAT
Berbentuk Kurva parabola
9
CONTOH
10
MENYUSUN PERSAMAAN KUADRAT BARU,JIKA
DIKETAHUI AKAR-AKARNYA:
Menggun
akan
Jumlah
dan hasil
kali akar-
akar
Menggu
nakan
perkalian
faktorisa
si
11
Multiple Choice
Kurva memotong sumbu X dititik
(-1,0) dan ( (2,0)
(0,-1) dan (0,2)
(-1,2) dan (2,-1)
(1,2) dan (2,-1)
(1,0) dan (-2,0)
12
Audio Response
Berapa titik balik grafik tersebut?

13
Labelling
pasangkan titik-titik koordinat berikut pada grafik
14
Graphing
Gambarkan grafik y=94x2−2
15
Match
syarat kurva terbuka
keatas dan memotong sumbu X didua titik
ke bawah dan memotong sumbu X didua titik
keatas dan menyinggung sumbu X
kebawah dan memotong sumbu X
kebawah dan tidak memotong sumbu X
a > 0, D=0
a>0,D>0
a<0,D>0
a<0, D =0
a<0, D <0
a > 0, D=0
a>0,D>0
a<0,D>0
a<0, D =0
a<0, D <0
16
TERIMA KASIH
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