5.2 Add and Subtract Radicals

5.2 Add and Subtract Radicals

Standard Algebra II

Multiple Choice

 $7\ ^5\sqrt{13}\ -\ 17\ ^5\sqrt{13}\ \ =$  

•  $24\ \ ^5\sqrt{13}$  

•  $24\ \ ^5\sqrt{0}$  

•  $-10\ \ ^5\sqrt{13}$  

•  $-10\ ^5\sqrt{0}$  

Multiple Choice

 $4\left(9^{\frac{1}{4}}\right)+7\left(9^{\frac{1}{4}}\right)=$  

•  $11\left(9^{\frac{1}{4}}\right)$  

•  $11\left(18^{\frac{1}{4}}\right)$  

•  $-3\left(9^{\frac{1}{4}}\right)$  

•  $24\left(9^{\frac{1}{4}}\right)$  

Multiple Choice

 $^4\sqrt{405}\ +\ 2\ \ ^4\sqrt{5}$  
What's the first step

• add 2 and 1

• add 405 and 5

• simplify  $^4\sqrt{405}$  

Multiple Choice

What is $\ ^4\sqrt{405}$  simplified?

•  $81\ \ ^4\sqrt{5}$  

•  $3\ \ ^4\sqrt{5}$  

•  $5\ \ ^4\sqrt{3}$  

Multiple Choice

 $^4\sqrt{405}\ +\ 2\ \ ^4\sqrt{5}=$  

•  $5\ \ ^4\sqrt{5}$  

•  $2\ ^4\sqrt{410}$  

•  $3\ \ ^4\sqrt{8}$  

Multiple Choice

 $5\sqrt{y}+6\sqrt{y}$  

•  $11\sqrt{2y}$  

•  $11\sqrt{y}$