FUNGSI KUADRAT 1

FUNGSI KUADRAT 1

12th Grade - University

15 Qs

quiz-placeholder

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FUNGSI KUADRAT 1

FUNGSI KUADRAT 1

Assessment

Quiz

Mathematics

12th Grade - University

Medium

Created by

Johanna Chrismawati

Used 10+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Perhatikan pernyataan- pernyataan berikut ini :
(i)   f(x)=x2+3x4f\left(x\right)=x^2+3x-4  

(ii)    f(x)=5x+3x4f\left(x\right)=5x+3x-4  

(iii)    f(x)=x25f\left(x\right)=x^2-5  

(iv)     f(x)=2x+7f\left(x\right)=2x+7  

yang merupakan fungsi kuadrat adalah .... 

(i) dan (ii)

(i) dan (iii)

(ii) dan (iii)

(ii) dan (iv)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Diberikan fungsi kuadrat    f(x)=2x2+5x3f\left(x\right)=2x^2+5x-3    maka ....

a = 2 ; b = 5 ; c = 3

a = 2 ; b = 5 ; c = -3

a = 5 ; b = 2 ; c = 3

a = -3 ; b = 2 ; c = 5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pernyataan yang benar dari grafik fungsi kuadrat adalah ...

Jika a > 0 , maka grafik membuka ke bawah

Jika a > 0 , maka grafik membuka ke atas

Jika a < 0 , maka grafik membuka ke atas

Jika a < 0 , maka grafik membuka ke kanan

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Grafik fungsi kuadrat  f(x)=x2+x6f\left(x\right)=x^2+x-6  memotong sumbu x di titik ...


(-2,0) dan (-3,0)

(-2,0) dan (3,0)

(2,0) dan (3,0)

(2,0) dan (-3,0)

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Grafik fungsi kuadrat   f(x)=2x27x4f\left(x\right)=2x^2-7x-4   memotong sumbu y di titik ...


(4,0)

(-4,0)

(0.-4)

(0,4)

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Grafik fungsi kuadrat   f(x)=x2+4x5f\left(x\right)=x^2+4x-5  memiliki persamaan sumbu simetri ...


 x=4x=4  

 x=2x=2  

 x=2x=-2  

 x=4x=-4  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Grafik fungsi kuadrat  f(x)=2x2+(p3)x+4 12f\left(x\right)=-2x^2+\left(p-3\right)x+4\ \frac{1}{2} memiliki persamaan sumbu simetri     x=2x=-2  maka nilai     pp   adalah ....


-1

-5

-8

-11

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