HELP ASAP!! The domain of each function given is the set of real numbers. Decide whether the range of each function is the set of real numbers. Drag and drop each function into the appropriate category.

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.

Is there a picture?