Ryker is given the graph of the function
y= 1/2x^2 - 4 . he wants to find the zeros of the function but is unable to read them exactly from the graph. find the zeros in simplest radical form

Ahmed plans to add a rectangular sunroom to his house. the sunroom will have a length of 14 feet and a width of 10 feet, and the construction will cost $40 per square foot. how much more would the sunroom cost if it’s width were increased to 12 feet?