LAW OF EXPONENTS - ASSESSMENT

1. What is the base of

 $-\left(-6\right)^5$  

• a. 6

• b. −6

• c. −6 × 5

• d. 5

Tags

CCSS.6.EE.A.1

2.Determine which of the following expressions are NOT equivalent to the expression:

 $4x^{-2}\cdot7x^{-3}$  

• a. $28x^{-5}$  

• b. $\frac{28}{x^5}$  

• c. $\frac{28}{x^{-5}}$  

• d. $28\cdot\frac{1}{x^5}$  

Tags

CCSS.8.EE.A.1

3. Evaluate:

 $\left(-18x^5y^{-2}\right)^0$  

• a. –1

• b. 1

• c. 0

• d. –18

4. State which operation you should do first to evaluate

 $8+9\ x\ 6^2-5$  

• a. Square 6

• b. Subtract 5 from 6

• c. Add 8 and 9

• d. Multiply 9 and 6

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

5. Evaluate:

 $(2+3)^2−(3−5)^3$  

• a. 17

• b. –85

• c. 16

• d. 33

Tags

CCSS.7.NS.A.3

6. Write one billion as a power of 10.

• a. $10^9$

  
  

• b. $10^8$

• c. $10^{10}$

• d. $10^{12}$

Tags

CCSS.5.NBT.A.2

7. Evaluate:

 $-\left(10^0\right)^7$  

• a. −7

• b. 1

• c. 7

• d. −1

Tags

CCSS.8.EE.A.1

8. Write the quotient of 

 $\frac{6^8}{6^4}$  as a single power.

• a.  $6^4$  

• b.  $2$  

• c.  $6^2$  

• d.  $6^{12}$  

Tags

CCSS.8.EE.A.1

9. Write  $\left(\frac{5}{3}\right)^3$  
as a quotient of powers.

• a.  $5^3-3^3$  

• b.  $2^3$  

• c.  $\frac{5^3}{3^1}$  

• d.  $\frac{5^3}{3^3}$  

Tags

CCSS.8.EE.A.1

10. SIMPLIFY:  $\frac{9x^0y^{-6}}{z^{-7}}$  

• a.  $9xy^6z^7$  

• b.  $\frac{9y^6}{z^7}$  

• c.  $\frac{9z^7}{y^6}$  

• d.  $\frac{9}{y^6z^7}$  

Tags

CCSS.8.EE.A.1