On your math quiz, you earn 5 points for each question that you answer correctly. in the equation below, x represents the number of questions that you answer correctly on your math quiz, and y represents the total number of points that you score on your quiz. the relationship between these two variables can be expressed by the following equation: y = 5x identify the dependent and independent variables.

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.