You invest $300 in an account that has a annual interest rate of 6%, compounded quarterly for four
years. How much money would you have after the four years? Round to the nearest cent.

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.