Exponent Rules and Scientific Notation Review

According to exponent rules, when we multiply the expressions we _______ the exponents.

• add
• subtract
• multiply
• divide

Tags

CCSS.8.EE.A.1

According to exponent rules, when we divide the expressions we _______ the exponents.

• add
• subtract
• multiply
• divide

Tags

CCSS.8.EE.A.1

According to exponent rules, when we raise the power to a power we _______ the exponents.

• add
• subtract
• multiply
• divide

Tags

CCSS.8.EE.A.1

Anything raised to a power of zero is always: 

• 0
• 1
• itself
• negative

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.4

 $Simplify\ \ \ \ \ \ \ x^3\ \cdot x^5$  

•  $x^{15}$  

•  $x^8$  

•  $\frac{1}{x^5}$  

•  $x^2$  

Tags

CCSS.8.EE.A.1

 $Simplify\ \ \ \ \ \ \ \frac{x^3}{x^2}$  

•  $x^6$  

•  $x^5$  

•  $\frac{1}{x^2}$  

•  $x^{ }$  

Tags

CCSS.8.EE.A.1

Rewrite the following expression using only positive exponents.
 $\left(2x^4\cdot x^{-5}\right)^3$  

•  $\frac{2x^{12}}{x^{15}}$  

•  $2x^{12}\cdot x^{-15}$  

•  $8x^{12}\cdot x^{-15}$  

•  $\frac{8}{x^3}$  

Tags

CCSS.8.EE.A.1

Which expressions are equivalent to  $\left(3^3\right)^4\cdot3^7$  

•  $3^{3\cdot4+7}$  

•  $3^{3\cdot4\cdot7}$  

•  $3^{3+4+7^{ }}$  

•  $3^{3\left(4+7\right)}$  

•  $3^{3\cdot4}\ \cdot3^7$  

Tags

CCSS.8.EE.A.1

 $\left(5^{-1}\right)^3$  

• Equivalent to  $5^3$  

• Equivalent to $5^{-3}$  

• Neither

Tags

CCSS.8.EE.A.1

 $\left(5^{-1}\right)^{-2}$  

• Equivalent to  $5^3$  

• Equivalent to $5^{-3}$  

• Neither

Tags

CCSS.8.EE.A.1