4/8 Simplifying Radicals with variables

4/8 Simplifying Radicals with variables

Now it's your turn to try. If you need help see your teacher.

It's okay to ask questions then come back to this.

Multiple Choice

 $\sqrt{98a^{20}c^{15}}$  

•  $7c\sqrt{a^{10}c^7}$  
  

•  $7a^{10}c^7\sqrt{2}$  

•  $49a^{10}c^7\sqrt{2c}$  

•  $7a^{10}c^7\sqrt{2c}$  

Multiple Choice

 $-3\sqrt{80a^7}$  

•  $4a^3\sqrt{5a}$  
  

•  $-12a^3\sqrt{5a}$  
  

•  $-3a^3\sqrt{5a}$  

•  $-48a^3\sqrt{5a}$  
  

Multiple Choice

 $\sqrt{500x^8y^2}$  

•  $10x^4y\sqrt{5}$  

•  $10x^4y^2\sqrt{5}$  
  

•  $50x^4y$  
  

•  $100x^4y\sqrt{5}$  
  

Multiple Choice

 $\sqrt{45x^4y^7}$  

•  $3x^2y^3\sqrt{5}$  
  

•  $9x^2y^3\sqrt{5x}$  

•  $3x^2y^3\sqrt{5y}$  

•  $3x^4y^7$  

Multiple Choice

 $\sqrt{75x^2}$  

•  $5x^2\sqrt{3}$  
  

• 5x

•  $5x\sqrt{3x}$  
  

•  $5x\sqrt{3}$  
  

Multiple Choice

 $-4\sqrt{10000}$  

• -400

• -40

•  $-400\sqrt{100}$  
  

•  $-40\sqrt{100}$  
  

Multiple Choice

 $\sqrt{121v}$  

•  $11v$  
  

•  $11\sqrt{v}$  
  

•  $11v\sqrt{v}$  
  

•  $\sqrt{11v}$