At a carnival mary bought six packs of 14 tickets each she has used 36 other ticket so far how many tickets does she have left

6 × 14 = 84
84 - 36 = 48
Mary has 48 tickets left

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.