Applying roots

Solve:

27x = -3

• -9

• 9

Solve $\sqrt{x}=9$ 

Only enter a whole number for x 

 $10\times10\times10=10^x$  
Find the value of x

• 3

• 10

Solve:
 $\left(x-2\right)^{\frac{1}{3}}-3=-5$  

•  $x=-6$  

•  $x=3$  

•  $x\ =\ \frac{7}{3}$  

•  $x=-5$  

Solve

• 29

• 14

• 21

• 17

Answer explanation

multiply by reciprocal, should be 36 under square root

 $\ \ If\ \frac{3}{2}\ a\ =\ \left(\ \frac{3}{2}\right)^3\ \ ,\ then\ \sqrt{a\ \ }\ \ =\ ..........$  

•  $\frac{3}{2}$  

•  $\frac{-3}{2}$  

•  $\frac{9}{4}$  

•  $\frac{-9}{4}$  

 $x^{21}=9$  

• 
• 
• 
• 

n⁴/ 3

n=3

• 9

• 81

• 27

• 3