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persamaan kuadrat

Authored by Muhamad Ikhtiardin

Mathematics

11th Grade

persamaan kuadrat
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

koordinat titik balik grafik fungsi kuadrat f(χ) = 2χ2 - 4χ
+ 5 = ....

(1, 5)

(1, 3)

(2, 5)

(2, 7)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Di ketrahui fungsi f(x) = (a + 1)x2 - 2ax + (a - 2) = ....

a > -2

a < 2

a < -2

a > 1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika grafik 𝑓(𝑥) = 𝑎𝑥2 + (2𝑎 + 6)𝑥 + 2𝑎 − 2 menyinggung sumbu 𝑋, maka koordinat titik balik maksimumnya adalah

(−3,0)     

(-2, 0)

(5, 0)

(2, 0)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika grafik fungsi kuadrat 𝑓(𝑥) = 𝑥2 + 𝑥 + 𝑝 menyinggung garis 3𝑥 + 𝑦 = 1 dengan 𝑝 > 0, maka nilai 𝑝 yang memenuhi adalah

5

4

3

1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika titik 𝑃 (−3 , 5) dan 𝑄(7 , 5) terletak pada grafik fungsi 𝑓(𝑥 )= 𝑝 (𝑥−𝑞)2 + 𝑟, maka q = ...

4

3

1

2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fungsi kuadrat yang memiliki nilai minimum 2 untuk 𝑥 = 1 dan mempunyai nilai 3 untuk 𝑥 = 2 adalah.....

y = 𝑥2 - 2𝑥 + 1

y = 𝑥2 - 2𝑥 + 3

y = 𝑥2
+ 2𝑥 - 1

y = 𝑥2
+ 2𝑥 + 3

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