Choose 2 answers: A Total number of likes divided by total number of comments B Total number of comments divided by the expenses C Total number of comments D Total number of likes divided by the expenses

Its d so thats how it would would back from 1.0 form three four two

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.