Conrad paid $52.26 for a pair of shoes. michelle paid $3.89 more for a pair of shoes than conrad paid for his. how much did michelle pay for her shoes

Which statement is true about the function f(x)= square root -x ? the domain of the graph is all real numbers. the range of the graph is all real numbers. the domain of the graph is all real numbers less than or equal to 0. the range of the graph is all real numbers less than or equal to 0.