a cube-shaped storage container has a length of 3 1/2 feet arisleydy is trying to pack a cube shape blocks to move the edge names of each cube shape block is 1/2ft how many cubes can arisleydy fit in the container ​

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.