which equation is right

Question

Rewrite the rational exponent as a radical.

Responses

1.   
2. Image with alt text: the cube root of 5 squared  
3.   
4. Image with alt text: the twelfth root of 5  
5.  
6. Image with alt text: the square root of 5 
7.  

Answer 1

When a power is raised to a power, multiply the powers.

3/4 * 2/3 = 6/12 = 1/2

Power in the numerator. Radical in the denominator.

2 root = square root of 5.