PTS Matematika Semester Ganjil 2019/2020

Quiz
•
Mathematics
•
11th Grade
•
Hard
Standards-aligned
sudiarta wayan
Used 18+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan kuadrat x2 – 5x + 6 = 0 mempunyai akar – akar x1 dan x2. Persamaan kuadrat yang akar – akarnya x1 – 3 dan x2 – 3 adalah …
x2 – 2x = 0
x2 – 2x + 30 = 0
x2 + x = 0
x2 + x – 30 = 0
x2 + x + 30 = 0
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui sebidang tanah berbentuk persegi panjang luasnya 72 m2. Jika panjangnya tiga kali lebarnya, maka panjang diagonal bidang tersebut adalah … m.
6√2
6√6
4√15
4√30
6√15
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pak Musa mempunyai kebun berbentuk persegi panjang dengan luas 192 m2. Selisih panjang dan lebarnya adalah 4 m. Apabila disekeliling kebun dibuat jalan dengan lebar 2 m, maka luas jalan tersebut adalah … m2.
96
128
144
156
168
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan 2x2 + qx + (q – 1) = 0 mempunyai akar – akar x1 dan x2. Jika x12 + x22 = 4, maka nilai q = …
-6 dan 2
-6 dan -2
-4 dan 4
-3 dan 5
-2 dan 6
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika nilai diskriminan persamaan kuadrat 2x2 – 9x + c = 0 adalah 121, maka c = …
-8
-5
2
5
8
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Suatu fungsi kuadrat mempunyai nilai minimum –2 untuk x = 3 dan untuk x = 0 nilai fungsi 16. Fungsi kuadrat itu adalah …
f(x) = 2x2 – 12x + 16
f(x) = x2 + 6x + 8
f(x) = 2x2 – 12x – 16
f(x) = 2x2 + 12x + 16
f(x) = x2 – 6x + 8
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Absis titk balik grafik fungsi f(x) = px2 + ( p – 3 )x + 2 adalah p. Nilai p = …
-3
-3/2
-1
2/3
3
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