MT T4 KBSM Bab 3 : Fungsi Kuadratik

MT T4 KBSM Bab 3 : Fungsi Kuadratik

10th - 11th Grade

10 Qs

quiz-placeholder

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MT T4 KBSM Bab 3 : Fungsi Kuadratik

MT T4 KBSM Bab 3 : Fungsi Kuadratik

Assessment

Quiz

Mathematics

10th - 11th Grade

Hard

Created by

SOBLI NORLIAH

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 f(x)=2+4xx2f\left(x\right)=2+4x-x^2  diungkapkan dalam bentuk  f(x)=p(x+q)2f\left(x\right)=p-\left(x+q\right)^2  

 f(x)=6(x+3)2f\left(x\right)=6-\left(x+3\right)^2  

 f(x)=2(x+6)2f\left(x\right)=2-\left(x+6\right)^2  

 f(x) = 2(x+2)2f\left(x\right)\ =\ 2-\left(x+2\right)^2  

 f(x)=6(x2)2f\left(x\right)=6-\left(x-2\right)^2  

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Fungsi kuadratik y = 2(x+a)2by\ =\ 2\left(x+a\right)^2-b  di mana a dan b adalah pemalar mempunyai titik minimum        ( 2,  - 4 )

Cari nilai a dan b

 a=2a=2  

 a=2a=-2  

 b=4b=4  

 b=4b=-4  

3.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Cari julat nilai x bagi  (x+3)(x+1)>24\left(x+3\right)\left(x+1\right)>24  

(tulis jawapan dengan huruf kecil, tanpa jarak  ,letak comma ,)


contoh : x<6,x>-2

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Julat nilai x bagi  x(6x5)1x\left(6x-5\right)\le-1  


 x13 ,  x12x\ge\frac{1}{3}\ ,\ \ x\le\frac{1}{2}  

 12x13\frac{1}{2}\le x\le\frac{1}{3}  

 13x12\frac{1}{3}\le x\le\frac{1}{2}  

 x13,  x12x\le\frac{1}{3},\ \ x\ge\frac{1}{2}  

5.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Fungsi kuadratik f(x) =x24x +k f\left(x\right)\ =x^2-4x\ +k\   adalah sentiasa positif. Nyatakan julat nilai k.

(taip jawapan dengan huruf kecil & tanpa jarak)    contoh k<6

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Media Image

Yang manakah benar bagi graf fungsi kuadratik di atas?

persamaan paksi simetri ialah x = 2

titik minimum ialah (4, - 3)

titik minimum ialah (2, -3)

persamaan paksi simetri ialah x = 3

titik minimum ialah (3,- 3)

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Tuliskan persamaan paksi simetri bagi graf kuadratik di atas.

(tulis dengan huruf kecil tanpa jarak)

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