Quiz about MENENTUKAN AKAR-AKAR PERSAMAAN KUADRAT (1)

Question 1

Akar-akar dari persamaan $$4x^2-11x+6=0$$ adalah ....

Accepted Answer

$$\frac{3}{4}$$

Accepted Answer

2

Answer

-2

Answer

$$-\frac{4}{3}$$

Question 2

Hasil dari $$3x\left(x+6\right)$$ adalah ....

Accepted Answer

$$3x^2+18x$$

Answer

$$3x^2+18$$

Answer

$$3x+18x^2$$

Answer

$$3x^2-18x$$

Question 3

Manakah yang termasuk persamaan kuadrat?

Accepted Answer

$$2x^2+3x=1$$

Accepted Answer

$$x^2-3x+2=0$$

Answer

$$2x+1=0$$

Answer

$$5x^3+10x-20=0$$

Question 4

Akar-akar dari persamaan $$2x\left(x-5\right)=0$$ adalah ....

Accepted Answer

0

Accepted Answer

5

Answer

2

Answer

-5

Question 5

Akar-akar dari persamaan $$\left(2x-6\right)4x=0$$ adalah ....

Accepted Answer

3

Accepted Answer

0

Answer

6

Answer

4

Question 6

Faktor dari $$x^2-9x+18$$ adalah ....

Accepted Answer

$$\left(x-3\right)$$

Accepted Answer

$$\left(x-6\right)$$

Answer

$$\left(x-2\right)$$

Answer

$$\left(x-9\right)$$

Question 7

Faktor dari $$2x^2-x-15$$ adalah ....

Accepted Answer

$$\left(2x+5\right)$$

Accepted Answer

$$\left(x-3\right)$$

Answer

$$\left(2x+3\right)$$

Answer

$$\left(x-5\right)$$

Question 8

Akar-akar dari persamaan $$x^2+14x+40=0$$ adalah ....

Accepted Answer

-10

Accepted Answer

-4

Answer

8

Answer

5

Question 9

Akar-akar dari persamaan $$2x^2-3x-20=0$$ adalah ....

Accepted Answer

$$-\frac{5}{2}$$

Accepted Answer

4

Answer

$$\frac{2}{5}$$

Answer

$$20$$

Question 10

Berikut ini yang bukan merupakan persamaan kuadrat adalah ....

Accepted Answer

$$6y-7=0$$

Accepted Answer

$$2x^3+4x^2+10x-10$$

Answer

$$5x^2+6x=0$$

Answer

$$\frac{3}{4}x^2+\frac{1}{2}x+9=0$$

Question 11

Bentuk sederhana dari $$14x^2-21x$$ adalah ....

Accepted Answer

$$7x\left(2x-3\right)$$

Answer

$$7x\left(2x+3\right)$$

Answer

$$2\left(7x-3\right)$$

Answer

tidak ada jawaban yang benar

Question 12

Akar-akar dari persamaan $$14x^2-21x=0$$ adalah ....

Accepted Answer

0

Accepted Answer

$$\frac{3}{2}$$

Answer

7

Answer

3

Question 13

Akar-akar dari persamaan $$x^2-9=0$$ adalah ....

Accepted Answer

3

Accepted Answer

-3

Answer

9

Answer

1

Question 14

Akar-akar dari persamaan $$4x^2-9=0$$ adalah ....

Accepted Answer

$$\frac{3}{2}$$

Accepted Answer

$$-\frac{3}{2}$$

Answer

$$-\frac{2}{3}$$

Answer

$$\frac{2}{3}$$

Question 15

Akar-akar dari persamaan $$9x^2-225=0$$ adalah ....

Accepted Answer

$$5$$

Accepted Answer

$$-5$$

Answer

$$\frac{1}{5}$$

Answer

$$\frac{15}{9}$$

Question 16

Akar-akar dari persamaan $$x^2-24x+45=0$$ adalah ....

Accepted Answer

5

Accepted Answer

3

Answer

4

Answer

2

Question 17

Jika $$1-\frac{6}{x}+\frac{9}{x^2}=0$$ , maka nilai dari $$\frac{3}{x}$$ adalah ....

Accepted Answer

1

Answer

2

Answer

3

Answer

-3

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