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Persamaan Kuadrat part 1

Authored by Umi Haniah

Mathematics

9th Grade

CCSS covered

Used 9+ times

Persamaan Kuadrat part 1
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

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

30 sec • 12 pts

Cara menentukan akar persamaan kuadrat ada tiga, kecuali ....

mengalikan dengan sekawannya

memfaktorkan

melengkapi kuadrat sempurna

rumus kuadratik (rumus abc)

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

30 sec • 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

30 sec • 12 pts

Faktor dari  x2+5x+6=0x^2+5x+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  

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

30 sec • 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

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Faktor dari persamaan kuadrat  36x281=036x^2-81=0 adalah ....

 (6x+9)(6x9)=0\left(6x+9\right)\left(6x-9\right)=0  

 (9x6)(9x6)=0\left(9x-6\right)\left(9x-6\right)=0  

 (6x+9)(6x+9)=0\left(6x+9\right)\left(6x+9\right)=0  

 (9x+6)(9x6)=0\left(9x+6\right)\left(9x-6\right)=0  

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

30 sec • 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

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