Quiz about LATIHAN PANGKAT DAN AKAR KUBRO

Question 1

Hasil dari $$5^2+5^1+5^0$$ adalah...

Accepted Answer

C. 31

Answer

A. 40

Answer

B. 35

Answer

D. 23

Question 2

Hasil dari $$\left(-3\right)^3+\left(-3\right)^2+\left(-3\right)^1+\left(-3\right)^0$$ adalah...

Accepted Answer

D. -20

Answer

A. -40

Answer

B. -35

Answer

C. -31

Question 3

Hasil dari $$4^{-3}$$ adalah...

Accepted Answer

$$\frac{1}{64}$$

Answer

$$\frac{1}{12}$$

Answer

$$-12$$

Answer

64

Question 4

Hasil dari $$\left(-2\right)^{-4}$$ adalah...

Accepted Answer

$$\frac{1}{16}$$

Answer

$$-16$$

Answer

8

Answer

$$\frac{1}{8}$$

Question 5

Hasil dari $$\left(\frac{2}{3}\right)^{-4}$$ adalah ....

Accepted Answer

$$\frac{81}{16}$$

Answer

$$-\frac{8}{12}$$

Answer

$$-\frac{81}{16}$$

Answer

$$\frac{8}{12}$$

Question 6

Hasil dari $$\left(-\frac{2}{3}\right)^{-3}$$ adalah ....

Accepted Answer

$$-\frac{27}{8}$$

Answer

$$\frac{8}{27}$$

Answer

$$-\frac{8}{27}$$

Answer

$$\frac{27}{8}$$

Question 7

Bentuk sederhana dari $$\frac{2^7 imes2^{11}}{2^6}$$ adalah ....

Accepted Answer

$$2^{12}$$

Answer

$$2^{11}$$

Answer

$$2^{10}$$

Answer

$$2^9$$

Question 8

Bentuk baku dari hasil $$\left(8 imes10^7 ight) imes\left(7 imes10^8 ight)$$ adalah ....

Accepted Answer

$$5,6 imes10^{16}$$

Answer

$$56 imes10^{15}$$

Answer

$$5,6 imes10^{15}$$

Answer

$$0,56 imes10^{15}$$

Question 9

Bentuk baku dari hasil $$\frac{3,2 imes10^{11}}{2 imes10^5}$$ adalah ....

Accepted Answer

$$1,6 imes10^6$$

Answer

$$16 imes10^6$$

Answer

$$1,6 imes10^7$$

Answer

$$0,16 imes10^6$$

Question 10

Hasil dari $$6\ \sqrt[]{3}-\sqrt[]{27}+\sqrt[]{12}$$ adalah ....

Accepted Answer

$$5\ \sqrt[]{3}$$

Answer

$$2\ \sqrt[]{3}$$

Answer

$$6\ \sqrt[]{3}$$

Answer

$$8\ \sqrt[]{3}$$

Question 11

Hasil dari $$3\ \sqrt[]{50}-2\ \sqrt[]{18}+\sqrt[]{98}$$ adalah ....

Accepted Answer

$$16\ \sqrt[]{2}$$

Answer

$$2\ \sqrt[]{2}$$

Answer

$$8\ \sqrt[]{2}$$

Answer

$$28\ \sqrt[]{2}$$

Question 12

Hasil dari $$\frac{5\ \sqrt[]{5}}{5\ \sqrt[]{2} imes6\ \sqrt[]{10}}$$ adalah ....

Accepted Answer

$$\frac{1}{12}$$

Answer

$$12$$

Answer

$$\sqrt[]{12}$$

Answer

$$\frac{1}{\sqrt[]{12}}$$

Question 13

Hasil dari $$\frac{6\ \sqrt[]{5}}{5\ \sqrt[]{3} imes6\ \sqrt[]{15}}$$ adalah ....

Accepted Answer

$$\frac{1}{15}$$

Answer

$$15$$

Answer

$$\sqrt[]{15}$$

Answer

$$\frac{1}{\sqrt[]{15}}$$

Question 14

Hasil dari $$3\ \sqrt[]{2} imes2\ \sqrt[]{10}-2\ \sqrt[]{5}$$ adalah ....

Accepted Answer

$$10\ \sqrt[]{5}$$

Answer

$$10$$

Answer

$$\sqrt[]{5}$$

Answer

$$5\ \sqrt[]{5}$$

Question 15

Bentuk $$\frac{15}{\sqrt[]{3}}$$ dapat disederhanakan menjadi ....

Accepted Answer

$$5\ \sqrt[]{3}$$

Answer

$$\sqrt[]{5}$$

Answer

$$3\ \sqrt[]{5}$$

Answer

$$5\ \sqrt[]{5}$$

Question 16

Bentuk $$\frac{5}{4\ \sqrt[]{3}}$$ dapat dirasionalkan menjadi ...

Accepted Answer

$$\frac{5\ \sqrt[]{3}}{12}$$

Answer

$$\frac{3\ \sqrt[]{3}}{5}$$

Answer

$$3\ \sqrt[]{3}$$

Answer

$$\frac{3\ \sqrt[]{5}}{12}$$

Question 17

Pecahan $$\frac{6}{\sqrt[]{5}+\sqrt[]{3}}$$ ekuivalen dengan bentuk ....

Accepted Answer

$$3\left(\sqrt[]{5}-\sqrt[]{3}\right)$$

Answer

$$6\left(\sqrt[]{5}-\sqrt[]{3}\right)$$

Answer

$$3\left(\sqrt[]{5}+\sqrt[]{3}\right)$$

Answer

$$6\left(\sqrt[]{5}+\sqrt[]{3}\right)$$

Question 18

Bilangan yang senilai dengan $$\frac{7}{\sqrt[]{7}-\sqrt[]{3}}$$ adalah ....

Accepted Answer

$$\frac{7\left(\sqrt[]{7}+\sqrt[]{3}\right)}{4}$$

Answer

$$\frac{7\left(\sqrt[]{7}+\sqrt[]{3}\right)}{2}$$

Answer

$$\frac{7\left(\sqrt[]{7}+\sqrt[]{3}\right)}{10}$$

Answer

$$\frac{7\left(\sqrt[]{7}-\sqrt[]{3}\right)}{4}$$

Question 19

Bentuk sederhana dari $$\frac{12}{3-\sqrt[]{7}}$$ adalah ....

Accepted Answer

$$6\left(3+\sqrt[]{7}\right)$$

Answer

$$4\left(3+\sqrt[]{7}\right)$$

Answer

$$4\left(3-\sqrt[]{7}\right)$$

Answer

$$6\left(3-\sqrt[]{7}\right)$$

Question 20

Urutan bilangan tersebut dari yang terbesar ke terkecil adalah....

Accepted Answer

d, c, f, a, b, e

Answer

d, c, a, f, b, e

Answer

d, c, f, a, e, f

Answer

d, a, f, c b, e

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