Question 1 of 25 Which of the following statements are true regarding functions? Check all that apply. D A. The horizontal line test may be used to determine whether a function is one-to-one. OB. The vertical line test may be used to determine whether a function is one-to-one. O C. A sequence is a function whose domain is the set of real numbers. O D. A function is a relation in which each value of the input variable is paired with exactly one value of the output variable.
