Quiz about Soal Ulangan harian Bentuk eksponen dan bentuk akar

Question 1

Nilai dari dari $$\frac{4^2\ .\ 4^5\ .\ 4^{-3}}{4^3}$$ adalah...

Accepted Answer

$$4$$

Answer

$$4^{-1}$$

Answer

$$4^2$$

Answer

$$4^3$$

Answer

$$4^5$$

Question 2

Sederhanakan bentuk pangkat berikut $$\frac{x^5y^{-3}}{z^{-6}}$$

Accepted Answer

$$\frac{x^5z^6}{y^3}$$

Answer

$$\frac{y^3z^6}{x^5}$$

Answer

$$\frac{x^5z^{-6}}{y^3}$$

Answer

$$\frac{y^3z^7}{x^5}$$

Answer

$$\frac{y^4}{x^7z^7}$$

Question 3

Hitung nilai dari $$\frac{5^3 \cdot 5^{-1}}{5^2}$$ adalah...

Accepted Answer

$$5^{0}$$

Answer

$$5^{-1}$$

Answer

$$5^{1}$$

Answer

$$5^{2}$$

Answer

$$5^{3}$$

Question 4

Sederhanakan bentuk pangkat berikut $$\frac{a^4b^{-2}}{c^{-3}}$$

Accepted Answer

$$\frac{a^4c^3}{b^2}$$

Answer

$$\frac{a^4b^2}{c^3}$$

Answer

$$\frac{b^2c^3}{a^4}$$

Answer

$$\frac{b^2c^3}{a^4}$$

Answer

$$\frac{a^4}{b^2c^3}$$

Question 5

Bentuk positif dari $$\frac{70x^{-3}y^{-4}z^2}{25x^2y^{-7}z^{-3}}$$ adalah...

Accepted Answer

$$\frac{14y^3z^5}{5x^5}$$

Answer

$$\frac{14y^3}{5x^5z^5}$$

Answer

$$\frac{14x^5y^3}{5z^5}$$

Answer

$$\frac{14x^5z^5}{5y^3}$$

Answer

$$\frac{14}{5x^5y^3z^5}$$

Question 6

Nilai dari $$\left(\frac{3}{10}\right)^0+\left(\frac{3}{10}\right)^1+\left(\frac{3}{10}\right)^2$$ adalah...

Accepted Answer

$$\frac{139}{100}$$

Answer

$$\frac{9}{100}$$

Answer

$$\frac{13}{100}$$

Answer

$$\frac{19}{100}$$

Answer

$$\frac{193}{100}$$

Question 7

Hasil dari $$3^{-1}+4^{-1}$$ adalah...

Accepted Answer

$$\frac{7}{12}$$

Answer

$$\frac{1}{4}$$

Answer

$$\frac{1}{3}$$

Answer

$$\frac{5}{12}$$

Answer

$$\frac{11}{12}$$

Question 8

Nilai dari $$\frac{\sqrt[]{250}}{\sqrt[]{45}}+\frac{\sqrt[]{24}}{\sqrt[]{27}}$$ adalah...

Accepted Answer

$$\frac{7}{3}\sqrt[]{2}$$

Answer

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

Answer

$$\frac{4}{3}\sqrt[]{2}$$

Answer

$$\frac{5}{3}\sqrt[]{2}$$

Answer

$$\frac{8}{3}\sqrt[]{2}$$

Question 9

Bentuk senilai dengan $$\frac{2}{\sqrt[]{3}-5}$$ adalah..

Accepted Answer

$$-\frac{1}{11}\left(\sqrt[]{3}+5\right)$$

Answer

$$-\frac{1}{11}\left(\sqrt[]{3}-5\right)$$

Answer

$$-\frac{1}{11}\left(5-\sqrt[]{3}\right)$$

Answer

$$\frac{1}{11}\left(\sqrt[]{3}-5\right)$$

Answer

$$\frac{1}{11}\left(\sqrt[]{3}+5\right)$$

Question 10

Ubahlah bentuk pangkat ke bentuk akar dari $$27^{-\frac{2}{5}}$$ adalah..

Accepted Answer

$$\sqrt[5]{3^{-6}}$$

Answer

$$\sqrt[3]{5^{-6}}$$

Answer

$$\sqrt[2]{3^{-5}}$$

Answer

$$\sqrt[5]{3^6}$$

Answer

$$\sqrt[3]{5^6}$$

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