You work in a local department store that is having an annual 'white sale' with 1/4 off all sheets and towels. what is the reduction as a percent

The first one minimumi hope my answer you.

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.