If x =√3+√2÷√3-√2 and y = √3-√2÷√3+√2 find x2 + y^2​

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.