Create by drawing . represents the foreman’s line of sight to the top of the landfill. What is ?

The answer to that is 6

Do you need with the x value for the minimum? its always between the two intercepts for a parabola

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.