Quiz about ulangan harian bab 4 (aljabar)

Question 1

Diketahui bentuk aljabar $$3x^2-5x+4y+7y^2-8+8x$$ . tentukan koefesien dari $$x$$

Accepted Answer

5 dan 8

Answer

3 dan 7

Answer

4

Answer

4 dan 8

Question 2

Diketahui bentuk aljabar $$3x^2-5x+4y+7y^2-8+8x$$ . tentukan koefesien dari y....

Accepted Answer

5 dan 8

Answer

3 dan 7

Answer

4

Answer

4 dan 8

Question 3

jika $$x=-4,\ y=9\ $$ dan $$z=-1$$ hitunglah nilai dari bentuk aljabar $$x\left(y+z\right)-yz$$ ....

Accepted Answer

-23

Answer

23

Answer

41

Answer

-41

Question 4

jika $$x=-4,\ y=9\ $$ dan $$z=-1$$ hitunglah nilai dari bentuk aljabar $$x^2+\left(yz-2\right)+z^2$$ ....

Accepted Answer

-26

Answer

26

Answer

6

Answer

-6

Question 5

jika $$x=-4,\ y=9\ $$ dan $$z=-1$$ hitunglah nilai dari bentuk aljabar $$x\left(y+z\right)-yz$$ ....

Accepted Answer

-23

Answer

23

Answer

41

Answer

-41

Question 6

jika $$x=-4,\ y=9\ $$ dan $$z=-1$$ hitunglah nilai dari bentuk aljabar $$\left(3x-2y+3z\right)\left(x+2y\right)$$ ....

Accepted Answer

-462

Answer

462

Answer

19

Answer

-19

Question 7

jika $$x=3,\ y=-5\ $$ dan $$z=7$$ hitunglah nilai dari bentuk aljabar $$x^2+y^2+z^2$$ ....

Accepted Answer

83

Answer

-83

Answer

84

Answer

-84

Question 8

jika $$x=3,\ y=-5\ $$ dan $$z=7$$ hitunglah nilai dari bentuk aljabar $$\left(x+y\right)\left(y+z\right)$$ ....

Accepted Answer

-4

Answer

3

Answer

-3

Answer

4

Question 9

jika mungkin, sederhanakanlah bentuk aljabar $$3.\left(4x\right)$$

Accepted Answer

$$12x$$

Answer

$$7x$$

Answer

$$-7x$$

Answer

$$-12x$$

Question 10

jika mungkin, sederhanakanlah bentuk aljabar $$-5\ .\left(-9z\right)$$

Accepted Answer

$$45z$$

Answer

$$-45z$$

Answer

$$14z$$

Answer

$$-14z$$

Question 11

$$-5\left(7a^2-2a\right)$$ tuliskan tanpa menggunakan tanda kurung....

Accepted Answer

$$-35a^2+10a$$

Answer

$$35a^2+10a$$

Answer

$$-35a^2-10a$$

Answer

$$35a^2-10a$$

Question 12

$$12\left(-5x-7\right)$$ tuliskan tanpa menggunakan tanda kurung....

Accepted Answer

$$-60x-84$$

Answer

$$-60x+84$$

Answer

$$60x-84$$

Answer

$$60x+84$$

Question 13

$$6\left(-3x+2\right)$$ tuliskan tanpa menggunakan tanda kurung....

Accepted Answer

$$-18x+12$$

Answer

$$-18x-12$$

Answer

$$18x-12$$

Answer

$$18x+12$$

Question 14

misalkan $$A=3a-4b$$ dan $$B=7a+2b$$ hitunglah nilai dari 2A + 3B

Accepted Answer

$$27a+2b$$

Answer

$$6a-26b$$

Answer

$$6a+26b$$

Answer

$$27a-2b$$

Question 15

misalkan $$A=3a-4b$$ dan $$B=7a+2b$$ hitunglah nilai dari -3A + 4B

Accepted Answer

$$19a+20b$$

Answer

$$19a-20b$$

Answer

$$-19a+20b$$

Answer

$$-19a-20b$$

Question 16

jumlah dari $$\left(5a+9\right)\ dan\ \left(9a-7\right)$$ adalah....

Accepted Answer

14a + 2

Answer

-14a + 2

Answer

14a + (-2)

Answer

-14a - 2

Question 17

jumlah dari $$\left(3b-9\right)\ dan\ \left(9b+2\right)$$ adalah....

Accepted Answer

14a + 2

Answer

-14a + 2

Answer

14a + (-2)

Answer

-14a - 2

Question 18

jumlah dari $$\left(3a-9\right)\ dan\ \left(9a+2\right)$$ adalah....

Accepted Answer

12a + (-7)

Answer

12a + 7

Answer

-12a - 7

Answer

-12a - 7

Question 19

hitunglah selisih dari $$\left(6y+7\right)\ dan\ \left(-5y-2\right)$$ ....

Accepted Answer

11y + 9

Answer

-11y + 9

Answer

11y - 9

Answer

-11y - 9

Question 20

hitunglah selisih dari $$\left(3x-2\right)\ dan\ \left(-7x+5\right)$$ ....

Accepted Answer

10x - 7

Answer

10x + 7

Answer

-10x + 7

Answer

-10x - 7

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