
Persamaan dan Fungsi Kuadrat (2) Diskriminan
Presentation
•
Mathematics
•
11th Grade
•
Medium
Sepka Sugita
Used 5+ times
FREE Resource
6 Slides • 9 Questions
1
2
3
Multiple Choice
Nilai Diskriminan yang tepat dari persamaan kuadrat; ax2+bx+c=0 dirumuskan dengan ....
−b2+4ac
−b2−4ac
b2+4ac
b2−4ac
4
Fill in the Blanks
x2−6+9=0 . Nilai Diskiriminannya adalah
Type answer...
5
6
Multiple Choice
Jika x1 dan x2 adalah akar-akar persamaan kuadrat dari; ax2+bx+c=0 . Jumlah dari akar-akarnya (x1+x2) dirumuskan dengan ....
ac
−ab
ab
aD
7
Multiple Choice
Jika x1 dan x2 adalah akar-akar persamaan kuadrat dari; ax2+bx+c=0 . Hasil kali dari akar-akarnya (x1. x2) dirumuskan dengan ....
ac
−ac
ab
aD
8
Multiple Choice
Jika x1 dan x2 adalah akar-akar persamaan kuadrat dari; ax2+bx+c=0 . Selisih dari akar-akarnya (x1−x2) dirumuskan dengan ....
ac
−ab
aD
ab2−4ac
9
Multiple Choice
Jika x1 dan x2 adalah akar-akar persamaan kuadrat dari; 3x2+8x+5=0 . Hasil kali akar-akar x1. x2=....
38
−38
35
−35
10
Multiple Choice
x1 dan x2 adalah akar-akar persamaan kuadrat dari; 3x2+8x+5=0 . Jika x1>x2 maka selisih dari akar-akar x1−x2=....
−38
35
382−4(3)(5)
382−4(3)(5)
11
12
13
14
Multiple Choice
Metode menentukan persamaan kuadrat jika akar-akarnya
x1=2 dan x2=3 adalah ....
(x+2)(x−3)=0
(x−2)(x+3)=0
(x+2)(x+3)=0
(x−2)(x−3)=0
15
Multiple Choice
Metode II menentukan persamaan kuadrat jika akar-akarnya
x1=2 dan x2=3 adalah ....
x2−(2+3)x+2×3=0
x2+(2+3)x+2×3=0
x2−(2+3)x−(2×3)=0
x2+(2+3)x−(2×3)=0
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