Quiz about Potências e Notação Científica

Question 1

Calcule: $$(2 \cdot 3)^4$$

Accepted Answer

$$1296$$

Answer

$$36$$

Answer

$$81$$

Answer

$$324$$

Question 2

Calcule: $$\left(\frac{5}{2}\right)^3$$

Accepted Answer

$$\frac{125}{8}$$

Answer

$$\frac{15}{6}$$

Answer

$$\frac{25}{4}$$

Answer

$$\frac{10}{3}$$

Question 3

Multiplique: $$(3 imes 10^5) imes (2 imes 10^3)$$

Accepted Answer

$$6 imes 10^7$$

Answer

$$6 imes 10^8$$

Answer

$$5 imes 10^8$$

Answer

$$5 imes 10^7$$

Question 4

Divida: $$\frac{8 imes 10^6}{4 imes 10^2}$$

Accepted Answer

$$2 imes 10^4$$

Answer

$$2 imes 10^8$$

Answer

$$4 imes 10^4$$

Answer

$$2 imes 10^5$$

Question 5

Calcule: $$(x^2 \cdot y^3)^2$$

Accepted Answer

$$x^4 y^6$$

Answer

$$x^2 y^5$$

Answer

$$x^6 y^5$$

Answer

$$x^3 y^6$$

Question 6

Converta $$4,2 imes 10^3$$ para a forma decimal.

Accepted Answer

$$4200$$

Answer

$$420$$

Answer

$$42\,000$$

Answer

$$0,0042$$

Question 7

Multiplique: $$(1,5 imes 10^2) imes (2 imes 10^4)$$

Accepted Answer

$$3 imes 10^5$$

Answer

$$3 imes 10^6$$

Answer

$$3 imes 10^4$$

Answer

$$3 imes 10^7$$

Question 8

Divida: $$\frac{9 imes 10^8}{3 imes 10^4}$$

Accepted Answer

$$3 imes 10^4$$

Answer

$$3 imes 10^5$$

Answer

$$6 imes 10^4$$

Answer

$$3 imes 10^3$$

Question 9

Calcule: $$\left(\frac{2x}{3y}\right)^3$$

Accepted Answer

$$\frac{8x^3}{27y^3}$$

Answer

$$\frac{6x^3}{9y^3}$$

Answer

$$\frac{8x^2}{27y^2}$$

Answer

$$\frac{6x^2}{9y^2}$$

Question 10

Resolva: $$(4^3 \cdot 2^2)$$

Accepted Answer

$$128$$

Answer

$$64$$

Answer

$$32$$

Answer

$$256$$

Question 11

Calcule: $$\left(\frac{10^6}{10^2}\right)$$

Accepted Answer

$$10^4$$

Answer

$$10^8$$

Answer

$$10^2$$

Answer

$$10^3$$

Question 12

Multiplique: $$(5 imes 10^{-3}) imes (2 imes 10^2)$$

Accepted Answer

$$1 imes 10^{-1}$$

Answer

$$1 imes 10^{-2}$$

Answer

$$1 imes 10^{-4}$$

Answer

$$1 imes 10^{-5}$$

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