Quiz about Bentuk Aljabar

Question 1

sederhanakan bentuk aljabar berikut

$$7a-5b+2a+10b-2$$

Accepted Answer

$$9a+5b-2$$

Answer

$$5a+15b-2$$

Answer

$$9a+15b-2$$

Answer

$$5a+5b-2$$

Question 2

$$5p-6p^2-4p+9p^2$$

sederhanakan

Accepted Answer

$$p+3p^2$$

Answer

$$9p+3p^2$$

Answer

$$9p-15p^2$$

Answer

$$p-3p^2$$

Question 3

$$2\left(a+5b^2\right)=.......$$

Accepted Answer

$$2a+10b^2$$

Answer

$$2a+7b^2$$

Answer

$$2a-10b^2$$

Answer

$$2a+5b^2$$

Question 4

$$4(2x-5y)-5(x+3y)=....$$

Accepted Answer

$$3x-35y$$

Answer

$$20x-15y$$

Answer

$$13x-8y$$

Answer

$$x-14y$$

Question 5

Perbandingan umur Alya dan Emir adalah 2 : 3, sedangkan perbandingan umur Emir dan Uli adalah 4 : 5. Maka, berapa perbandingan umur Alya dan Uli?

Accepted Answer

8 : 15

Answer

6 : 2

Answer

2 : 3

Answer

15 : 8

Question 6

Misalkan diberikan $$P=4x^2+3x$$ dan $$Q=5x-x^2$$ , maka tentukan nilai dari $$P-2Q$$ !

Accepted Answer

$$6x^2-7x$$

Answer

$$3x^2-7x$$

Answer

$$5x^2-7x$$

Answer

$$2x^2-7x$$

Question 7

$$(2x+3)(3x-5)$$

Accepted Answer

$$6x^2-x-15$$

Answer

$$6x^2+13x-2$$

Answer

$$6x^2-13x-2$$

Answer

$$6x^2-x-2$$

Question 8

Harga 2 kg bawang merah adalah Rp5.000, tentukan harga 4 kg bawang merah.

Accepted Answer

Rp10.000

Answer

Rp20.000

Answer

Rp9.000

Answer

Rp15.000

Question 9

$$\frac{8a^2b^3}{2ab}=...$$

Accepted Answer

$$4ab^2$$

Answer

$$4ab$$

Answer

$$6ab^2$$

Answer

$$6ab$$

Question 10

Faktorkanlah bentuk aljabar berikut.

$$x^2+4x+3$$

Accepted Answer

$$(x+1)(x+3)$$

Answer

$$(x-1)(x-3)$$

Answer

$$(x-1)(x+3)$$

Answer

$$(x-2)(x+3)$$

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