
Post Test-Pertemuan 10
Authored by Fisika 1408
Mathematics
9th - 12th Grade

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6 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika 3x - 2y = -1, -2x + 3y = 4, 4x + by = 4b, dan ax + 3y = 2a, maka a + b = ....
8
4
3
-4
-8
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Agar sistem persamaan kuadrat di bawah ini hanya mempunyai satu solusi
x2 + y2 = 4
(x-1)2 + my2 = 1
Nilai m adalah….
1 / √2
(√2 - 1) / 2
(√2 + 1) / 2
1 / 2
1 / 4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika pasangan (p,q) merupakan penyelesaian sistem persamaan
a - b = 5
(1/(a-1)) + b = -2
Maka nilai p2 - q adalah….
1
3
5
7
9
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Garis 𝑔 melalui titik (0,1) dan menyinggung parabola 𝑦=4𝑥−𝑥2. Jika titik singgungnya terletak di kuadran pertama, maka gradien garis 𝑔 adalah...
6
2
1
1/2
1/6
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika penyelesaian sistem persamaan
tidak hanya (𝑥,𝑦)=(0,0) saja, maka nilai terbesar 𝑎2+3𝑎+9=⋯
7
9
11
13
27
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika garis 𝑦=𝑏𝑥−𝑎 memotong 𝑦=𝑎𝑥2+𝑏𝑥+(𝑎−2𝑏) di titik (1,1) dan (𝑥0,𝑦0) , maka 𝑥0+𝑦0=⋯
-6
-5
-4
0
2
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