Multi-Step Spencer and Kamden are comparing the size of their suitcases. Both suitcases are shaped like rectangular
prisms. Spencer's suitcase is 15 inches long. 18 inches wide, and 5 inches tall. Kamden's suitcase is 14 inches long.
15 inches wide, and 7 inches tall. Which statement is correct?
V=L*W*H

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.