Agroup of four friends went to the movies in addition to their tickets they bought a large bag of popcorn to share for $6.25 the total was $44.25
draw a model to represent the equation

Then just do it (lol)

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.