The Inear function 100 = 02 79 represents the average test score in your math class, where x is the number of the best taken. The linear function 900) represents the average test score in your scence class, where x is the number of the test taken. x D)
185
284
382
Part A: Determine the best average for your math class after completing test 22 points)

Letter c so sorry if i’m wrong ):

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.