Review 5.1-5.4

• 7²
• 7^1/2
• 7^-2
• 7^-1/2

• 4^4/3
• 4^3/4
• 2^4/3
• 2^3/4

• 2^3/5
• -2^3/5
• 2^5/3
• 8⁵

• 5x^5/4
• 5x^-5/4
• (5x)^-5/4
• (5x)^-4/5

• (5x)^-2/1
• (5x)^2/1
• (5x)^-1/2
• (5x)^1/2

• (6v)³
• 6v^3/2
• (6v)^3/2
• (6v)^2/3

Re-write  $\left(5xy\right)^{-\frac{1}{3}}$  in radical form.

•  $\ ^3\sqrt{5xy}$  

•  $\frac{1}{\ ^3\sqrt{5xy}}$  

•  $\frac{1}{\left(5xy\right)^3}$  

•  $\frac{5}{\ ^3\sqrt{xy}}$  

The number under the radical sign or square root sign  is called the ______.

• radical sign
• radicand
• factor
• exponent

Which of the following radical expressions is equivalent to  $-16^{\frac{2}{3}}$  

• 
• 
• 
• 

• −8x¹²y⁷

• −8x⁶y¹⁴

• −64x¹²y¹⁴

• −8x⁶y⁷