Quiz about Pre-Algebra - Ch. 10.1 Exponents - Book Page 414-415

Question 1

Problem #4

Write the product using exponents.

$$\left(-6\right)\cdot\left(-6\right)$$

Accepted Answer

$$\left(-6\right)^2$$

Answer

$$36$$

Answer

$$6^2$$

Answer

$$12$$

Question 2

Problem #6

Write the product using exponents.

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

Accepted Answer

$$\left(\frac{1}{3}\right)^3$$

Answer

$$\left(\frac{1}{3}\right)^2$$

Answer

$$\frac{1}{27}$$

Answer

$$27$$

Question 3

Problem #8

Write the product using exponents.

$$\left(-4\right)\cdot\left(-4\right)\cdot\left(-4\right)\cdot y\cdot y$$

Accepted Answer

$$\left(-4\right)^3y^2$$

Answer

$$\left(-4y\right)^5$$

Answer

$$4^3y^2$$

Answer

$$-64y^2$$

Question 4

Problem #10

Write the product using exponents.

$$\left(-t\right)\cdot\left(-t\right)\cdot\left(-t\right)\cdot\left(-t\right)\cdot\left(-t\right)$$

Accepted Answer

$$\left(-t\right)^5$$

Answer

$$-5t$$

Answer

$$t^5$$

Answer

$$\left(-5t\right)^5$$

Question 5

Problem #18

PRIME FACTORIZATION: Write the prime factorization of 675 using exponents.

Accepted Answer

$$3^3\cdot5^2$$

Answer

$$3^2\cdot5^3$$

Answer

$$3^2\cdot5^2$$

Answer

$$2^2\cdot3^2\cdot5$$

Question 6

Problem #20

RUSSIAN DOLLS: The largest doll is 12 inches tall. The height of each of the other dolls is $$\frac{7}{10}$$ the height of the next larger doll. Write an expression involving a power for the height of the smallest doll.

Accepted Answer

$$12\cdot\left(\frac{7}{10}\right)^3$$

Answer

$$-12\cdot\left(\frac{7}{10}\right)^3$$

Answer

$$12\cdot\left(\frac{7}{10}\right)^2$$

Answer

$$12\cdot\left(-\frac{7}{10}\right)^3$$

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