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LATIHAN SOAL PERSAMAAN KUADRAT

Authored by Sahri Sahri

Mathematics

9th Grade

CCSS covered

Used 72+ times

LATIHAN SOAL PERSAMAAN KUADRAT
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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Persamaan 2x (x + 5)=3x – 4 jika diubah ke bentuk umum persamaan kuadrat adalah…

2x2 – 7x + 4=0


2x2 + 7x + 4=0

– x2 + 7x + 4=0

x2 – 7x + 4=0

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Salah satu faktor dari x2– 7x + 12 adalah…

. x – 2


x – 3

x + 3

x + 4

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

. Nilai diskriminan dari persamaankuadrat 2x2 – 3x – 5 =0adalah….

-31

20

29

49

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Agar persamaan kuadrat 4x2– 12 x + p=0 memiliki akar kembar, maka nilai p=…

-9


-3

3

9

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika salah satu akar daripersamaan kuadrat x2 + 3 x + c=0 adalah 2, maka nilai c yangmemenuhi adalah…

-10

-5

10

5

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika salah satu akar daripersamaan kuadrat x2 + bx – 24=0 adalah – 3, maka nilai akar yanglain adalah….

-8

-5

8

10

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Bentuk kuadrat sempurna dari x2-6x + 8=0 adalah….

(x – 3)2= - 17

(x – 3)2=- 8

(x – 3)2 =1

(x – 3)2 =8

Tags

CCSS.HSA-REI.B.4B

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