Can someone review my domain and range for me?

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4