Diketahui suatu fungsi f(x) = x² + 2x - 10, bayangan dari x = 3 adalah...
PENILAIAN HARIAN 3 KELAS IX (MATERI : FUNGSI KUADRAT)

Quiz
•
Mathematics
•
9th Grade
•
Hard
suhanda suryadarma
Used 12+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
5
3
- 3
- 5
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Titik potong sumbu x pada fungsi kuadrat y = x² - 5x + 6 adalah...
(2, 0) dan (3, 0)
(-2, 0) dan (3, 0)
(2, 0) dan (-3, 0)
(-2, 0) dan (-3, 0)
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Titik potong sumbu y pada fungsi kuadrat f(x) = x² + 7x - 18 adalah...
(0, 18)
(0, 12)
(0, -12)
(0, -18)
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Nilai diskriminan dari fungsi kuadrat y = 2x² + 4x - 7 adalah...
84
72
- 25
- 42
5.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Pada dasarnya menggambar grafik fungsi kuadrat sama seperti menggambar grafik persamaan garis lurus. Grafik fungsi kuadrat dapat digambarkan dengan bantuan tabel koordinat ke beberapa titik pada grafik tersebut.
Benar
Salah
6.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Dari fungsi kuadrat di bawah ini yang memiliki nilai diskriminan negatif adalah....(jawaban lebih dari satu)
Y = x² - 3x + 2
Y = x² - 4x + 6
Y = 3x² - 8x + 7
Y = 2x² + 4x + 1
7.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Diketahui fungsi kuadrat f(x) = x² + 6x + 8. Pernyataan yang sesuai adalah...(jawaban lebih dari satu)
Nilai diskriminan 4
Nilai diskriminan -4
Titik puncak P(-3, -1)
Sumbu simetri x = -3
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