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nilai optimum fungsi kuadrat

Authored by Intan Zulia

Mathematics

9th Grade

CCSS covered

Used 21+ times

nilai optimum fungsi kuadrat
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Fungsi  f(x)=ax2+bx+cf\left(x\right)=ax^2+bx+c  memiliki nilai optimum ....

 y=b2+4ac2ay=-\frac{b^2+4ac}{2a}  

 y=b2+4ac4ay=-\frac{b^2+4ac}{4a} 

 y=b24ac2ay=-\frac{b^2-4ac}{2a} 

 y=b24ac4ay=-\frac{b^2-4ac}{4a} 

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Sketsa grafik fungsi kuadrat yang sesuai untuk f(x) = -x2 + 2x adalah...

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Tags

CCSS.HSF-IF.C.7A

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Grafik dari Fungsi kuadrat x2 adalah...

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4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Persamaan sumbu simetri grafik fungsi kuadrat y=5x2−20x+1 adalah ….

x = 4

x = 2

x= - 2

x = - 4

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika persamaan sumbu simetri dari grafik fungsi kuadrat y=mx2−16x+1 adalah x=4, maka nilai m adalah ….

4

2

-2

-4

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Nilai optimum fungsi kuadrat y=2x2−4x adalah ….

-4

-2

2

4

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika nilai optimum dari fungsi kuadrat y=k+4x+2x2 adalah y=2, maka nilai k adalah ….

8

4

2

1

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