Quiz about Antecedentes de álgebra

Question 1

El resultado de $$\left(-3\right)^4$$ es

Accepted Answer

$$3^4$$

Answer

$$-3^4$$

Answer

$$-81$$

Answer

$$\left(-4\right)^3$$

Question 2

El resultado de $$3^{-4}$$ es

Accepted Answer

$$\frac{1}{3^4}$$

Answer

$$-3^4$$

Answer

$$\frac{1}{3^{-4}}$$

Answer

$$-81$$

Question 3

El resultado de $$\frac{5^{23}}{5^{21}}$$ es

Accepted Answer

$$5^2$$

Answer

$$1^2$$

Answer

$$2^5$$

Answer

$$5^{44}$$

Question 4

El resultado de $$\left(3a^3b^3\right)\left(4ab^2\right)^2$$ es

Accepted Answer

$$48a^5b^7$$

Answer

$$48a^4b^5$$

Answer

$$12a^5b^7$$

Answer

$$24a^4b^5$$

Question 5

El resultado de $$\left(\frac{3x^{\frac{3}{2}}y^3}{x^2y^{-\frac{1}{2}}}\right)^{-2}$$ es

Accepted Answer

$$\frac{x}{9y^7}$$

Answer

$$-\frac{x}{9y^7}$$

Answer

$$\frac{9y^7}{x}$$

Answer

$$-\frac{9y^7}{x}$$

Question 6

El resultado de $$\left(\sqrt[]{a}+\sqrt[]{b}\right)\left(\sqrt[]{a}-\sqrt[]{b}\right)$$ es

Accepted Answer

$$a-b$$

Answer

$$a+b$$

Answer

$$a^2-b^2$$

Answer

$$2\ \sqrt[]{a}-2\ \sqrt[]{b}$$

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