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PERSAMAAN KUADRAT

Authored by Yusti Paraya

Mathematics

7th - 12th Grade

CCSS covered

Used 134+ times

PERSAMAAN KUADRAT
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Bentuk umum persamaan kuadrat adalah ....

a2+bxc=0 , a0a^2+bx-c=0\ ,\ a\ne0

a2+bx+c=0 , a0a^2+bx+c=0\ ,\ a\ne0

a2+bx+c=0 , a=0a^2+bx+c=0\ ,\ a=0

a2bx+c=0 , a=0a^2-bx+c=0\ ,\ a=0

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Faktor dari  x2+x6=0x^2+x-6=0  adalah ....

 (x+2)(x3)=0\left(x+2\right)\left(x-3\right)=0  

 (x2)(x+3)=0\left(x-2\right)\left(x+3\right)=0  

 (x2)(x3)=0\left(x-2\right)\left(x-3\right)=0  

 (x+2)(x+3)=0\left(x+2\right)\left(x+3\right)=0  

3.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Faktor dari x2+5xx^2+5x adalah .... 

 x(x5)x\left(x-5\right) 

 x(x2+5)x\left(x^2+5\right)  

 x(x+5)x\left(x+5\right)  

 x(x+5x)x\left(x+5x\right)  

4.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Faktor dari  x2144=0x^2-144=0  adalah ....

 (x12)(x12)=0\left(x-12\right)\left(x-12\right)=0  

 (x+12)(x12)=0\left(x+12\right)\left(x-12\right)=0  

 (x+12)(x+12)=0\left(x+12\right)\left(x+12\right)=0  

 (x1)(x14)=0\left(x-1\right)\left(x-14\right)=0  

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

2 mins • 12 pts

Akar-akar dari persamaan kuadrat  x211x+30=0x^2-11x+30=0 adalah ....

 x=5x=-5  atau x=6x=-6  

 x=5x=5  atau x=6x=-6  

 x=5x=-5  atau x=6x=6  

 x=5x=5  atau x=6x=6  

Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Nilai diskriminan persamaan kuadrat x2 +6x+8 =0

2

4

8

36

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Persamaan kuadrat yang akar-akarnya 5 dan 2 adalah…

x2+ 7x+10 =0

x2 -7x+10 =0

x2+3x+10 =0

x2+ 7x-10 =0

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

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