Jonathan has $0.94 in his backpack. As he is leaving for school, his mom gives him $3.20. If he uses all of his money, how many bags of chips can he buy for $0.45 each?

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.