
Modul 5 bagian 2
Presentation
•
Mathematics
•
10th Grade
•
Hard
FINE MARYANTI
FREE Resource
5 Slides • 5 Questions
1
PENERAPAN
PERSAMAANKUADRAT
2
Contoh:
3
Drag and Drop
Suatu area berbentuk persegi panjang, di tengahnya terdapat kolam renang berbentuk persegi panjang yang luasnya 180 m2. Selisih panjang dan lebar kolam adalah 3 m. Tentukan panjang kolam itu!
Penyelesaian:
panjang x lebar = 180
panjang x (panjang - 3) = 180
p2 - 3p - 180 = 0
(
maka panjang kolam adalah
4
NILAI DISKRIMINAN
PERSAMAAN KUADRAT
5
6
Match
Pasangkan Nilai Diskriminan dengan Jenis akar - akar dari persaman kuadrat
D = 10
D = 0
D = -3
Akar - akar berbeda
Akar - akar kembar
AKar - akar imajiner
Akar - akar berbeda
Akar - akar kembar
AKar - akar imajiner
7
Multiple Choice
Nilai diskriminan dari persamaan x2 + 6x - 5 = 0 adalah....
56
57
58
59
5
8
Multiple Choice
Diskriminan dari persamaan x2 - 8x + 16 = 0 adalah....
D = 2
D = 1
D = 0
D = 3
D = -1
9
Multiple Choice
Diskriminan dari persamaan 3x2 + 5x + 3 = 0 adalah....
D = -8
D = -10
D = -9
D = -11
D = -12
10
PENERAPAN
PERSAMAANKUADRAT
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