Rumus ABC
Presentation
•
Mathematics
•
10th Grade
•
Hard
Yati Susanah
Used 3+ times
FREE Resource
4 Slides • 5 Questions
1
2
3
CONTOH
Tentukan himpunan penyelesaian persamaan kuadrat dari x^2 – 6x + 8 = 0!
Jawaban:
Persamaan x^2 – 6x + 8x sudah sesuai dengan bentuk umum ax^2 – bx + c = 0, dengan koefisien x^2 = a = 1, koefisien x = b = -6, dan tetapan c = 8. Maka:
4
Multiple Choice
Tentukan akar-akar persamaan kuadrat berikut dengan menggunakan rumus abc!
2x² + 5x – 7 = 0
(1; -3,5)
(-1; 3,5)
(-1; -3,5)
(1; 3,5)
(1, 3)
5
Multiple Choice
Tentukan akar-akar persamaan berikut, x² + 2x – 63 = 0
(7; 9)
(7; -9)
(-7; 9)
(-7; -9)
(9; 7)
6
Multiple Choice
Tentukan akar-akar persamaan kuadrat berikut, x² – 10x – 11 = 0
(11; 1)
(-11; -1)
(11; -1)
(-11; 1)
(1; 11)
7
Multiple Choice
Tentukan akar-akar dari persamaan berikut, x² – 3x – 10 = 0
(5; 2)
(-5; -2)
(-5; 2)
(5; -2)
(2; 5)
8
Multiple Choice
Tentukan himpunan penyelesaian persamaan kuadrat dari 2x^2 – 4 = -3x!
9
Susan
Masa depan adalah milik mereka yang percaya dengan impiannya
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