Radicals Quiz

Simplify completely:

 $\sqrt{72}$  

•  $\sqrt{9}\sqrt{8}$  

•  $3\sqrt{8}$  

•  $6\sqrt{2}$  

•  $2\sqrt{18}$  

Simplify completely:

 $\sqrt{\frac{49}{81}}$  

•  $\sqrt{\frac{7}{9}}$  

•  $\frac{\sqrt{7}}{\sqrt{9}}$  

•  $\frac{7}{9}$  

•  $\frac{\sqrt{49}}{\sqrt{81}}$  

Simplify completely:

 $\sqrt{5}\times\sqrt{20}$  

•  $10$  

•  $\sqrt{100}$  

•  $\sqrt{5}\times2\sqrt{5}$  

•  $\sqrt{5}\sqrt{4}\sqrt{5}$  

Simplify completely:

 $\frac{\sqrt{48}}{\sqrt{3}}$  

•  $\sqrt{16}$  

•  $\frac{4\sqrt{3}}{\sqrt{3}}$  

•  $4\sqrt{3}$  

•  $4$  

Simplify completely by rationalizing the denominator:

 $\frac{5\sqrt{7}}{\sqrt{6}}$  

•  $\frac{5\sqrt{7}}{\sqrt{36}}$  

•  $\frac{5\sqrt{42}}{6}$  

•  $\frac{35}{\sqrt{42}}$  

•  $5$  

Simplify completely by rationalizing the denominator:
 $\frac{42}{\sqrt{6}}$  

•  $\frac{42\sqrt{36}}{6}$  

•  $\frac{42\sqrt{6}}{6}$  

•  $\frac{42\sqrt{6}}{36}$  

•  $7\sqrt{6}$  

Add or subtract:
 $13\sqrt{7}-7\sqrt{7}$  

•  $6$  

•  $6\sqrt{0}$  

•  $6\sqrt{7}$  

•  $20\sqrt{14}$  

Add or subtract:
 $5\sqrt{3}+\sqrt{48}$  

•  $7\sqrt{11}$  

•  $6\sqrt{51}$  

•  $5\sqrt{3}+2\sqrt{8}$  

•  $9\sqrt{3}$